Bài tập toán bổ trợ lớp 2 - hk1

["\u0110\u1ec0 2: B\u00e0i 1. N\u1ed1i ph\u00e9p t\u00ednh v\u1edbi k\u1ebft qu\u1ea3 \u0111\u00fang: 90 - 50 76 60 - 25 51 - 7 33 70 - 37 61 - 26 35 50 - 6 71 - 38 44 80 - 40 91 - 15 40 90 - 14 B\u00e0i 2. T\u00ednh r\u1ed3i so s\u00e1nh: b. 40 \u2013 26 \u2026\u2026 50 - 37 a. 20 \u2013 15 \u2026\u2026 30 \u2013 19 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026..... c. 60 \u2013 8 \u2026\u2026. 70 \u2013 9 d. 80 \u2013 19 \u2026..90 \u2013 25 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. e. 21 \u2013 8 \u2026.. 31 \u2013 18 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. f. 51 \u2013 16 \u2026\u202631 \u2013 27 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. B\u00e0i 3. \u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng: \u2026\u2026\u2026.. + 9 = 20 21 \u2013 3 = \u2026\u2026. 5 + \u2026\u2026\u2026 = 51 17 + \u2026\u2026\u2026 = 30 \u2026\u2026\u2026 + 4 = 41 15 + \u2026\u2026\u2026 = 40 12 + \u2026\u2026 = 31 20 + 50 = \u2026\u2026\u2026.. 51","B\u00e0i 4. Th\u1ef1c hi\u1ec7n d\u00e3y t\u00ednh: b) 23 + 34 + 43 b) 15 + 46 + 29 ...................................................................................................................... ...................................................................................................................... ........................................................... \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. B\u00e0i 5. C\u00e2y cam th\u1ee9 nh\u1ea5t c\u00f3 71 qu\u1ea3. C\u00e2y cam th\u1ee9 hai c\u00f3 \u00edt h\u01a1n c\u00e2y cam th\u1ee9 nh\u1ea5t 29 qu\u1ea3. H\u1ecfi c\u00e2y cam th\u1ee9 hai c\u00f3 bao nhi\u00eau qu\u1ea3? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 6. Hai anh em r\u1ee7 nhau \u0111i c\u00e2u c\u00e1. Em c\u00e2u \u0111\u01b0\u1ee3c 18 con. Anh c\u00e2u \u0111\u01b0\u1ee3c 31 con. H\u1ecfi anh c\u00e2u \u0111\u01b0\u1ee3c nhi\u1ec1u h\u01a1n em bao nhi\u00eau con c\u00e1? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 7. T\u00ecm m\u1ed9t s\u1ed1 bi\u1ebft s\u1ed1 \u0111\u00f3 c\u1ed9ng 20 th\u00ec b\u1eb1ng 31 tr\u1eeb 9 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. 52","TU\u1ea6N 14 L\u00c0M QUEN V\u1edaI H\u00ccNH PH\u1eb2NG \u0110\u1ec0 1 : B\u00e0i 1. Em t\u00f4 m\u00e0u kh\u00e1c nhau v\u00e0o c\u00e1c mi\u1ebfng gh\u00e9p r\u1ed3i \u0111\u1ebfm s\u1ed1 h\u00ecnh: T\u00f4 m\u00e0u S\u1ed1 h\u00ecnh T\u00f4 m\u00e0u S\u1ed1 h\u00ecnh tam gi\u00e1c T\u1ee9 gi\u00e1c B\u00e0i 2. S\u1ed1? Trong h\u00ecnh v\u1ebd b\u00ean: a) C\u00f3 \u2026\u2026\u2026 \u0111o\u1ea1n th\u1eb3ng. b) C\u00f3 \u2026\u2026\u2026 h\u00ecnh tam gi\u00e1c. 53","B\u00e0i 3. T\u1eeb c\u00e1c \u0111i\u1ec3m cho tr\u01b0\u1edbc, em v\u1ebd m\u1ed9t \u0111\u01b0\u1eddng g\u1ea5p kh\u00fac h\u1edf: A E B CD B\u00e0i 4. T\u1eeb c\u00e1c \u0111i\u1ec3m cho tr\u01b0\u1edbc, em v\u1ebd m\u1ed9t h\u00ecnh t\u1ee9 gi\u00e1c: H L O K T\u00ean g\u1ecdi:\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 B\u00e0i 5. T\u1eeb c\u00e1c \u0111i\u1ec3m cho tr\u01b0\u1edbc, em v\u1ebd m\u1ed9t h\u00ecnh tam gi\u00e1c: M NP T\u00ean g\u1ecdi:\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 54","\u0110\u1ec0 2: B\u00e0i 1. T\u00ednh \u0111\u1ed9 d\u00e0i \u0111\u01b0\u1eddng g\u1ea5p kh\u00fac ABCD. B\u00e0i gi\u1ea3i \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 B\u00e0i 2. \u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng: B\u00e0i 3. T\u00ednh, n\u1ed1i k\u1ebft qu\u1ea3 v\u00e0 t\u00f4 m\u00e0u: 54: \u0111\u1ecf; 61: xanh; 72: v\u00e0ng; 73:ghi 100 \u2013 27 100 \u2013 28 100 \u2013 39 100 \u2013 46 55","B\u00e0i 4. \u0110\u1ebfm h\u00ecnh: C\u00f3 \u2026\u2026\u2026 h\u00ecnh tam gi\u00e1c C\u00f3 \u2026\u2026\u2026 h\u00ecnh t\u1ee9 gi\u00e1c B\u00e0i 5. H\u00ecnh d\u01b0\u1edbi c\u00f3 \u2026\u2026\u2026 \u0111o\u1ea1n th\u1eb3ng? \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. B\u00e0i 6. V\u1ebd \u0111\u01b0\u1eddng th\u1eb3ng \u0111i qua hai \u0111i\u1ec3m, \u0111\u1eb7t t\u00ean cho \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u00f3: \uf03d A\uf03d C \uf03d \uf03d D B 56","TU\u1ea6N 15 LUY\u1ec6N T\u1eacP \u0110\u1ec0 1 : 100 - 10 = \u2026\u2026\u2026 100 - 40 = \u2026\u2026\u2026 B\u00e0i 1. T\u00ednh nh\u1ea9m: 100 - 50 = \u2026\u2026\u2026 100 - 70 = \u2026\u2026\u2026 100 - 30 = \u2026\u2026\u2026 100 - 60 = \u2026\u2026\u2026 100 - 90 = \u2026\u2026\u2026 100 - 20 = \u2026\u2026\u2026 100 - 80 = \u2026\u2026\u2026 B\u00e0i 2. T\u00ednh: a) 22 kg + 17 kg \u2013 5 kg = \u2026\u2026\u2026\u2026\u2026kg b) 59l \u2013 26l + 12l = \u2026\u2026\u2026\u2026\u2026\u2026l c) 74 cm \u2013 23cm + 15 cm = \u2026\u2026\u2026\u2026..cm d) 28 cm + 13 cm + 59 cm = \u2026\u2026\u2026\u2026\u2026.cm B\u00e0i 3. L\u1edbp 2C c\u00f3 22 b\u1ea1n n\u1eef. S\u1ed1 b\u1ea1n n\u1eef c\u1ee7a l\u1edbp 2C nhi\u1ec1u h\u01a1n s\u1ed1 b\u1ea1n nam c\u1ee7a l\u1edbp 2C l\u00e0 2 b\u1ea1n. H\u1ecfi l\u1edbp 2C c\u00f3 bao nhi\u00eau b\u1ea1n nam? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 4. N\u0103m nay m\u1eb9 42 tu\u1ed5i. M\u1eb9 sinh ra con n\u0103m m\u1eb9 34 tu\u1ed5i. H\u1ecfi n\u0103m nay con bao nhi\u00eau tu\u1ed5i? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... 57","B\u00e0i 5. Vi\u1ebft ti\u1ebfp v\u00e0o ch\u1ed7 ch\u1ea5m: T\u00ecm s\u1ed1 b\u1ecb tr\u1eeb, bi\u1ebft hi\u1ec7u c\u1ee7a hai s\u1ed1 b\u1eb1ng s\u1ed1 tr\u1eeb v\u00e0 s\u1ed1 b\u1ecb tr\u1eeb l\u1edbn h\u01a1n s\u1ed1 tr\u1eeb l\u00e0 14. S\u1ed1 c\u1ea7n t\u00ecm l\u00e0: \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 B\u00e0i 6. \u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng: 15 - =8 21 - =8 - ++ - ++ -= += === === 7+ = 15 13 + = 21 B\u00e0i 7. \u0110\u1ea7u n\u0103m h\u1ecdc, b\u1ed1 m\u1eb9 mua cho em 100 quy\u1ec3n v\u1edf v\u00e0 16 quy\u1ec3n s\u00e1ch. Em c\u1ea5t \u0111i 72 quy\u1ec3n v\u1edf, s\u1ed1 c\u00f2n l\u1ea1i em \u0111em d\u00e1n nh\u00e3n. a) H\u1ecfi em \u0111\u00e3 d\u00e1n nh\u00e3n bao nhi\u00eau quy\u1ec3n v\u1edf? b) H\u1ecfi em \u0111\u00e3 d\u00e1n nh\u00e3n t\u1ea5t c\u1ea3 bao nhi\u00eau quy\u1ec3n c\u1ea3 v\u1edf v\u00e0 s\u00e1ch? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 8. \u0110\u00e0n v\u1ecbt nh\u00e0 b\u00e1c Mai c\u00f3 100 con. S\u00e1ng nay c\u00f3 ng\u01b0\u1eddi \u0111\u1ebfn mua 39 con. H\u1ecfi \u0111\u00e0n v\u1ecbt nh\u00e0 b\u00e1c Mai c\u00f2n l\u1ea1i bao nhi\u00eau con v\u1ecbt? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... 58","\u0110\u1ec0 2: 32 \u2013 13 = 19 B\u00e0i 1. \u0110\u00fang \u0111i\u1ec1n \u0110, sai \u0111i\u1ec1n S: 52 \u2013 18 = 19 92 \u2013 27 = 65 82 \u2013 28 = 66 22 \u20136 = 18 62 \u2013 26 = 36 B\u00e0i 2. N\u1ed1i ph\u00e9p t\u00ednh v\u1edbi k\u1ebft qu\u1ea3 \u0111\u00fang: 59","B\u00e0i 3. Em t\u00f4 m\u00e0u theo quy t\u1eafc d\u01b0\u1edbi \u0111\u00e2y: - K\u1ebft qu\u1ea3 b\u1eb1ng 9 t\u00f4 m\u00e0u \u0111\u1ecf. - K\u1ebft qu\u1ea3 b\u1eb1ng 8 t\u00f4 m\u00e0u xanh. - K\u1ebft qu\u1ea3 b\u1eb1ng 7 t\u00f4 m\u00e0u v\u00e0ng. 32 - 24 12 - 5 42 - 34 22 - 13 52 - 44 B\u00e0i 4. Nh\u00e0 Hoa nu\u00f4i 92 con g\u00e0. Nh\u00e0 Hoa nu\u00f4i nhi\u1ec1u h\u01a1n nh\u00e0 Mai 35 con g\u00e0. H\u1ecfi nh\u00e0 Mai nu\u00f4i bao nhi\u00eau con g\u00e0? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 5. Vi\u1ebft ti\u1ebfp v\u00e0o ch\u1ed7 ch\u1ea5m: Hi\u1ec7u c\u1ee7a hai s\u1ed1 l\u00e0 32, n\u1ebfu gi\u1ea3m s\u1ed1 b\u1ecb tr\u1eeb \u0111i 8 \u0111\u01a1n v\u1ecb v\u00e0 gi\u1eef nguy\u00ean s\u1ed1 tr\u1eeb th\u00ec hi\u1ec7u m\u1edbi l\u00e0: \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.... B\u00e0i 6. V\u1ebd \u0111o\u1ea1n th\u1eb3ng AB d\u00e0i 3cm: \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 60","TU\u1ea6N 16 NG\u00c0Y, GI\u1edc - TH\u1ef0C H\u00c0NH XEM \u0110\u1ed2NG H\u1ed2 NG\u00c0Y, TH\u00c1NG \u2013 TH\u1ef0C H\u00c0NH XEM L\u1ecaCH \u0110\u1ec0 1 : B\u00e0i 1. S\u1ed1? \u2026\u2026\u2026 gi\u1edd \u2026\u2026 gi\u1edd \u2026\u2026\u2026 gi\u1edd \u2026\u2026\u2026 gi\u1edd \u2026\u2026 gi\u1edd B\u00e0i 2. S\u1ed1? 17:00 \u2026\u2026\u2026 gi\u1edd hay \u2026\u2026\u2026 gi\u1edd chi\u1ec1u. \u2026\u2026\u2026 gi\u1edd hay \u2026\u2026\u2026 gi\u1edd t\u1ed1i. 22 : 00 61","B\u00e0i 3. V\u1ebd hai kim \u0111\u1ed3ng h\u1ed3 \u0111\u1ec3 \u0111\u1ed3ng h\u1ed3 ch\u1ec9 \u0111\u00fang th\u1eddi gian: 1 gi\u1edd 16 gi\u1edd 22 gi\u1edd B\u00e0i 4. N\u1ed1i \u0111\u1ed3ng h\u1ed3 v\u1edbi ho\u1ea1t \u0111\u1ed9ng th\u00edch h\u1ee3p: An v\u00e0o h\u1ecdc l\u00fac 8 gi\u1edd. An ra ch\u01a1i l\u00fac 15 gi\u1edd. An v\u1ec1 \u0111\u1ebfn nh\u00e0 l\u00fac 17 gi\u1edd An ng\u1ee7 tr\u01b0a l\u00fac 12 gi\u1edd An \u0103n c\u01a1m l\u00fac 19 gi\u1edd. B\u00e0i 5. Vi\u1ebft ti\u1ebfp v\u00e0o ch\u1ed7 ch\u1ea5m: a) Th\u1ee9 n\u0103m tu\u1ea7n n\u00e0y l\u00e0 ng\u00e0y \u2026\u2026\u2026 th\u00e1ng \u2026\u2026\u2026 Th\u1ee9 n\u0103m tu\u1ea7n tr\u01b0\u1edbc l\u00e0 ng\u00e0y \u2026\u2026\u2026 th\u00e1ng \u2026\u2026\u2026 Th\u1ee9 n\u0103m tu\u1ea7n sau l\u00e0 ng\u00e0y \u2026\u2026\u2026 th\u00e1ng \u2026\u2026\u2026 b) N\u1ebfu ng\u00e0y 10 th\u00e1ng 10 l\u00e0 th\u1ee9 hai th\u00ec ng\u00e0y 17 th\u00e1ng 10 l\u00e0 th\u1ee9 \u2026\u2026\u2026; ng\u00e0y 3 th\u00e1ng 10 l\u00e0 th\u1ee9 \u2026\u2026\u2026 (c\u00f9ng n\u0103m \u0111\u00f3). 62","\u0110\u1ec0 2 : B\u00e0i 1. S\u1ed1? \u2026\u2026 gi\u1edd \u2026\u2026 gi\u1edd \u2026\u2026 gi\u1edd \u2026\u2026 gi\u1edd \u2026\u2026 gi\u1edd B\u00e0i 2. \u0110\u00fang ghi \u0110, sai ghi S: B\u1ec2 B\u01a0I B\u1ea2O T\u00c0NG M\u1edf c\u1eeda: 6 gi\u1edd M\u1edf c\u1eeda: 8 gi\u1edd a) Hoa \u0111\u1ebfn r\u1ea1p chi\u1ebfu phim l\u00fac 7 gi\u1edd b) Mai \u0111\u1ec1n b\u1ec3 b\u01a1i l\u00fac 7 gi\u1edd - Hoa \u0111\u1ebfn \u0111\u00fang gi\u1edd \uf063 - Mai \u0111\u1ebfn \u0111\u00fang gi\u1edd \uf063 - Hoa \u0111\u1ebfn mu\u1ed9n \uf063 - Mai \u0111\u1ebfn mu\u1ed9n \uf063 - Hoa \u0111\u1ebfn s\u1edbm \uf063 - Mai \u0111\u1ebfn s\u1edbm \uf063 B\u00e0i 3. Vi\u1ebft ti\u1ebfp v\u00e0o ch\u1ed7 ch\u1ea5m: a) H\u00f4m nay l\u00e0 th\u1ee9 \u2026\u2026\u2026\u2026\u2026 ng\u00e0y \u2026\u2026\u2026\u2026\u2026 th\u00e1ng \u2026\u2026\u2026\u2026\u2026 Ng\u00e0y mai l\u00e0 th\u1ee9 \u2026\u2026\u2026\u2026\u2026 ng\u00e0y \u2026\u2026\u2026\u2026\u2026 th\u00e1ng \u2026\u2026\u2026\u2026\u2026 H\u00f4m qua l\u00e0 th\u1ee9 \u2026\u2026\u2026\u2026\u2026 ng\u00e0y \u2026\u2026\u2026\u2026\u2026 th\u00e1ng \u2026\u2026\u2026\u2026\u2026 Ch\u1ee7 nh\u1eadt tu\u1ea7n n\u00e0y l\u00e0 ng\u00e0y \u2026\u2026\u2026\u2026\u2026 th\u00e1ng \u2026\u2026\u2026\u2026\u2026 b) N\u1ebfu ng\u00e0y 16 th\u00e1ng 11 l\u00e0 th\u1ee9 t\u01b0 th\u00ec ng\u00e0y 23 th\u00e1ng 11 l\u00e0 th\u1ee9 \u2026\u2026\u2026\u2026\u2026; ng\u00e0y 9 th\u00e1ng 11 l\u00e0 th\u1ee9 \u2026\u2026\u2026\u2026\u2026 (c\u1ee7a n\u0103m \u0111\u00f3). B\u00e0i 4. Vi\u1ebft ti\u1ebfp v\u00e0o ch\u1ed7 ch\u1ea5m: M\u1ed9t con \u1ed1c s\u00ean b\u00f2 l\u00ean m\u1ed9t c\u00e2y c\u1ed9t. Ban ng\u00e0y n\u00f3 b\u00f2 l\u00ean 2m r\u1ed3i ban \u0111\u00eam n\u00f3 l\u1ea1i t\u1ee5t xu\u1ed1ng 1m. Sau 3 bu\u1ed5i ban ng\u00e0y v\u00e0 2 bu\u1ed5i ban \u0111\u00eam con \u1ed1c s\u00ean l\u00ean \u0111\u01b0\u1ee3c \u0111\u1ec9nh c\u1ee7a c\u00e2y c\u1ed9t. H\u1ecfi c\u00e2y c\u1ed9t \u0111\u00f3 cao m\u1ea5y m\u00e9t? \u0110\u00e1p s\u1ed1: \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026... 63","B\u00e0i 5. V\u1ebd hai kim \u0111\u1ed3ng h\u1ed3 \u0111\u1ec3 \u0111\u1ed3ng h\u1ed3 ch\u1ec9 \u0111\u00fang th\u1eddi gian: 6 gi\u1edd 14 gi\u1edd 21 gi\u1edd 23 gi\u1edd 7 gi\u1edd 5 gi\u1edd B\u00e0i 6. S\u1ed1? \u2026\u2026\u2026 gi\u1edd hay 15:00 \u2026\u2026\u2026 gi\u1edd chi\u1ec1u. 20 : 00 \u2026\u2026\u2026 gi\u1edd hay \u2026\u2026\u2026 gi\u1edd t\u1ed1i 64","TU\u1ea6N 17 \u00d4N T\u1eacP V\u1ec0 PH\u00c9P C\u1ed8NG V\u00c0 PH\u00c9P TR\u1eea, H\u00ccNH H\u1eccC, \u0110\u1ea0I L\u01af\u1ee2NG \u0110\u1ec0 1 : B\u00e0i 1. T\u00ednh nh\u1ea9m: 9 + 8 = \u2026\u2026\u2026 15 + 24 = \u2026\u2026\u2026 100 - 40 = \u2026\u2026\u2026 18 + 7 = \u2026\u2026\u2026 23 + 31 = \u2026\u2026\u2026 80 - 20 = \u2026\u2026\u2026 27 + 6 = \u2026\u2026\u2026 17 + 34 = \u2026\u2026\u2026 17 - 9 = \u2026\u2026\u2026 20 + 30 = \u2026\u2026\u2026 26 + 54 = \u2026\u2026\u2026 18 - 12 = \u2026\u2026\u2026 60 + 40 = \u2026\u2026\u2026 19 + 25 = \u2026\u2026\u2026 35 - 18 = \u2026\u2026\u2026 B\u00e0i 2.T\u00ecm k\u1ebft qu\u1ea3 c\u1ee7a c\u00e1c ph\u00e9p t\u00ednh: 18 + 26 = 7 + 28 = 39 + 8 = 15 + 28 = B\u00e0i 3. Ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t: a) Ng\u00e0y 14 th\u00e1ng 5 l\u00e0 th\u1ee9 t\u01b0. H\u1ecfi ng\u00e0y 22 th\u00e1ng 5 c\u1ee7a c\u00f9ng n\u0103m \u0111\u00f3 l\u00e0 th\u1ee9 m\u1ea5y? A. Th\u1ee9 hai B. Th\u1ee9 ba C. Th\u1ee9 t\u01b0 D. Th\u1ee9 n\u0103m b) Th\u1ee9 hai tu\u1ea7n n\u00e0y l\u00e0 ng\u00e0y 8 th\u00e1ng 3. H\u1ecfi th\u1ee9 ba tu\u1ea7n sau l\u00e0 ng\u00e0y n\u00e0o? A. 14 th\u00e1ng 3 B. 15 th\u00e1ng 3 C. 16 th\u00e1ng 3 D. 17 th\u00e1ng 3 65","B\u00e0i 4. T\u00ednh: a) 32cm + 44cm + 15cm = \u2026\u2026\u2026 b) 25kg \u2013 18kg + 36kg = \u2026\u2026\u2026\u2026 B\u00e0i 5. Vi\u1ebft s\u1ed1 ho\u1eb7c t\u00ean \u0111\u01a1n v\u1ecb \u0111o th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 ch\u1ea5m: a) Con l\u1ee3n n\u1eb7ng kho\u1ea3ng 90 . . . . . . b) Con g\u00e0 n\u1eb7ng kho\u1ea3ng . . . . . . . kg. c) Con ch\u00f3 n\u1eb7ng kho\u1ea3ng 35 . . . . . d. Bu\u1ed5i t\u1ed1i em th\u01b0\u1eddng \u0111i ng\u1ee7 l\u00fac . . . . . . gi\u1edd. B\u00e0i 6. N\u1ed1i ph\u00e9p t\u00ednh \u1edf c\u1ed9t A v\u1edbi k\u1ebft qu\u1ea3 \u1edf c\u1ed9t B: AB 34 kg + 53kg 67cm 99kg \u2013 42kg 57 kg 45cm + 42cm 67kg 82cm - 15cm 87 cm 93cm \u2013 26kg 87 kg B\u00e0i 7. Em c\u00e2n n\u1eb7ng 27kg. Ch\u1ecb c\u00e2n n\u1eb7ng 43kg. H\u1ecfi ch\u1ecb c\u00e2n n\u1eb7ng h\u01a1n em bao nhi\u00eau ki-l\u00f4-gam? B\u00e0i gi\u1ea3i T\u00f3m t\u1eaft ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 8. Trong h\u00ecnh v\u1ebd b\u00ean: A E - C\u00f3 \u2026\u2026\u2026\u2026 h\u00ecnh ch\u1eef nh\u1eadt. B - C\u00f3 \u2026\u2026\u2026\u2026 h\u00ecnh vu\u00f4ng. - C\u00f3 \u2026\u2026\u2026\u2026 h\u00ecnh tam gi\u00e1c. D C - Vi\u1ebft t\u00ean ba \u0111i\u1ec3m th\u1eb3ng h\u00e0ng: G \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. 66","\u0110\u1ec0 2: B\u00e0i 1. \u0110\u1eb7t t\u00ednh r\u1ed3i t\u00ednh: 18 + 21 =\u2026\u2026.. 32 + 48 = \u2026\u2026 45 + 39 =\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. 89 - 18 =\u2026\u2026.. 67 - 27 = \u2026\u2026 100 - 63 =\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. B\u00e0i 2. T\u00ednh: 5 + 9 = \u2026\u2026\u2026 13 - 7 = \u2026\u2026\u2026 4 + 8 = \u2026\u2026\u2026 8 + 2 + 2 = \u2026\u2026\u2026 9 + 1 + 4 = \u2026\u2026\u2026 13 \u2013 3 - 4 = \u2026\u2026\u2026 7 + 6 = \u2026\u2026\u2026 15 + 29 = \u2026\u2026\u2026 15 - 9 = \u2026\u2026\u2026 7 + 3 + 3 = \u2026\u2026\u2026 60 + 40 = \u2026\u2026\u2026 15 \u2013 5 - 4 = \u2026\u2026\u2026 17 + 16 = \u2026\u2026\u2026 10 + 90 = \u2026\u2026\u2026 100 - 20 = \u2026\u2026\u2026 B\u00e0i 3. Th\u1ef1c hi\u1ec7n d\u00e3y t\u00ednh: b) 18 + (57 \u2013 34) a) 71 \u2013 14 + 23 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.\u2026\u2026\u2026. c) 100 \u2013 (32 + 19) b) 80 \u2013 41 \u2013 15 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026.\u2026\u2026\u2026. 67","B\u00e0i 4. Ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t: a) Ng\u00e0y 8 th\u00e1ng 3 l\u00e0 th\u1ee9 n\u0103m. H\u1ecfi ng\u00e0y 16 th\u00e1ng 3 c\u1ee7a c\u00f9ng n\u0103m \u0111\u00f3 l\u00e0 th\u1ee9 m\u1ea5y? A. Th\u1ee9 s\u00e1u B. Th\u1ee9 ba C. Th\u1ee9 t\u01b0 D. Th\u1ee9 n\u0103m b) Th\u1ee9 ba tu\u1ea7n n\u00e0y l\u00e0 ng\u00e0y 14 th\u00e1ng 2. H\u1ecfi th\u1ee9 hai tu\u1ea7n sau l\u00e0 ng\u00e0y n\u00e0o? A. 19 th\u00e1ng 2 B. 20 th\u00e1ng 2 C. 21 th\u00e1ng 2 D. 22 th\u00e1ng 2 B\u00e0i 5. M\u1ed9t c\u1eeda h\u00e0ng c\u00f3 38kg g\u1ea1o n\u1ebfp v\u00e0 s\u00e1u ch\u1ee5c ki-l\u00f4-gam g\u1ea1o t\u1ebb. Bu\u1ed5i s\u00e1ng c\u1eeda h\u00e0ng b\u00e1n \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 g\u1ea1o t\u1ebb th\u00ec s\u1ed1 g\u1ea1o t\u1ebb c\u00f2n l\u1ea1i b\u1eb1ng s\u1ed1 g\u1ea1o n\u1ebfp. H\u1ecfi c\u1eeda h\u00e0ng \u0111\u00e3 b\u00e1n \u0111\u01b0\u1ee3c bao nhi\u00eau ki-l\u00f4-gam g\u1ea1o t\u1ebb? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 6. B\u00ecnh c\u00e2n n\u1eb7ng 41 kg, B\u00ecnh n\u1eb7ng h\u01a1n H\u1ea3i 6kg. H\u1ecfi H\u1ea3i c\u00e2n n\u1eb7ng bao nhi\u00eau ki-l\u00f4-gam? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 7. H\u00ecnh v\u1ebd d\u01b0\u1edbi \u0111\u00e2y c\u00f3 bao nhi\u00eau tam gi\u00e1c, bao nhi\u00eau t\u1ee9 gi\u00e1c? \u2026\u2026\u2026 h\u00ecnh tam gi\u00e1c \u2026\u2026\u2026 h\u00ecnh tam gi\u00e1c \u2026\u2026\u2026 h\u00ecnh t\u1ee9 gi\u00e1c \u2026\u2026\u2026 h\u00ecnh t\u1ee9 gi\u00e1c 68","TU\u1ea6N 18 \u00d4N T\u1eacP V\u1ec0 GI\u1ea2I TO\u00c1N. LUY\u1ec6N T\u1eacP CHUNG \u0110\u1ec0 1 : B\u00e0i 1. Gi\u1ea3i b\u00e0i theo t\u00f3m t\u1eaft sau: B\u00e0i gi\u1ea3i T\u00f3m t\u1eaft C\u00f3: 25 c\u00e2y cam .................................................................... C\u00f3: 19 c\u00e2y b\u01b0\u1edfi .................................................................... C\u00f3 t\u1ea5t c\u1ea3: \u2026 c\u00e2y? .................................................................... .................................................................... B\u00e0i 2. Gi\u1ea3i b\u00e0i theo t\u00f3m t\u1eaft sau: B\u00e0i gi\u1ea3i T\u00f3m t\u1eaft C\u00f3: 50 m v\u1ea3i xanh v\u00e0 v\u1ea3i \u0111\u1ecf .................................................................... V\u1ea3i xanh: 20 m .................................................................... V\u1ea3i \u0111\u1ecf: \u2026 m\u00e9t? .................................................................... .................................................................... B\u00e0i 3. Trong m\u1ed9t th\u00e1ng, r\u1ea1p A chi\u1ebfu \u0111\u01b0\u1ee3c 53 su\u1ea5t. R\u1ea1p B chi\u1ebfu \u0111\u01b0\u1ee3c \u00edt h\u01a1n r\u1ea1p A 14 su\u1ea5t. a) H\u1ecfi r\u1ea1p B chi\u1ebfu \u0111\u01b0\u1ee3c bao nhi\u00eau su\u1ea5t trong m\u1ed9t th\u00e1ng? b) H\u1ecfi c\u1ea3 hai r\u1ea1p chi\u1ebfu \u0111\u01b0\u1ee3c bao nhi\u00eau su\u1ea5t trong m\u1ed9t th\u00e1ng? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... 69","B\u00e0i 4. Hai v\u1eadn \u0111\u1ed9ng vi\u00ean \u0111i\u1ec1n kinh c\u00f9ng tham gia c\u00e1c bu\u1ed5i t\u1eadp \u0111\u1ec3 chu\u1ea9n b\u1ecb cho m\u1ed9t k\u00ec v\u1eadn h\u1ed9i. Ng\u01b0\u1eddi th\u1ee9 nh\u1ea5t m\u1ed9t ng\u00e0y t\u1eadp ch\u1ea1y \u0111\u01b0\u1ee3c 92 v\u00f2ng s\u00e2n. Ng\u01b0\u1eddi th\u1ee9 hai m\u1ed9t ng\u00e0y t\u1eadp ch\u1ea1y \u0111\u01b0\u1ee3c \u00edt h\u01a1n ng\u01b0\u1eddi th\u1ee9 nh\u1ea5t 8 v\u00f2ng s\u00e2n. H\u1ecfi v\u1eadn \u0111\u1ed9ng vi\u00ean th\u1ee9 hai \u0111\u00e3 t\u1eadp ch\u1ea1y \u0111\u01b0\u1ee3c t\u1ea5t nhi\u00eau v\u00f2ng s\u00e2n? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 5. Nh\u00e0 \u00f4ng em c\u00f3 tr\u1ed3ng r\u1ea5t nhi\u1ec1u c\u00e2y t\u00e1o v\u00e0 c\u00e2y chanh. Trong \u0111\u00f3 c\u00f3 56 c\u00e2y t\u00e1o. S\u1ed1 c\u00e2y t\u00e1o nhi\u1ec1u h\u01a1n s\u1ed1 c\u00e2y chanh l\u00e0 17 c\u00e2y. a) H\u1ecfi nh\u00e0 \u00f4ng em tr\u1ed3ng bao nhi\u00eau c\u00e2y chanh? b) H\u1ecfi nh\u00e0 \u00f4ng em c\u00f3 t\u1ea5t c\u1ea3 bao nhi\u00eau c\u00e2y t\u00e1o v\u00e0 c\u00e2y chanh? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... B\u00e0i 6. V\u1ebd 1 h\u00ecnh tam gi\u00e1c v\u00e0 1 h\u00ecnh ch\u1eef nh\u1eadt 70","\u0110\u1ec0 2 : EM T\u1ef0 KI\u1ec2M TRA \u0110\u00c1NH GI\u00c1 I. TR\u1eaeC NGHI\u1ec6M: B\u00e0i 1: Khoanh tr\u00f2n v\u00e0o ch\u1eef c\u00e1i tr\u01b0\u1edbc \u00fd tr\u1ea3 l\u1eddi \u0111\u00fang: C\u00e2u 1. T\u1ed5ng c\u1ee7a 24 v\u00e0 49 l\u00e0: A. 64 B. 69 C. 73 D. 74 C\u00e2u 2. Cho 25 + 37 + 7 = \u2026\u2026.? S\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o ch\u1ed7 ch\u1ea5m l\u00e0: A. 58 B.59 C. 68 D. 69 C\u00e2u 3: 23cm + 38cm =? A. 61cm B. 62 C. 61 D. 62dm C\u00e2u 4: C\u00e1c s\u1ed1 198 v\u00e0 65 trong ph\u00e9p t\u00ednh 198 + 65 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0: A. T\u1ed5ng B. Hi\u1ec7u C. S\u1ed1 h\u1ea1ng D. T\u00edch C\u00e2u 5: M\u1eb9 c\u00f3 56 b\u00f4ng hoa, m\u1eb9 t\u1eb7ng b\u00e0 28 b\u00f4ng hoa. H\u1ecfi m\u1eb9 c\u00f2n l\u1ea1i bao nhi\u00eau b\u00f4ng hoa ? A. 27 b\u00f4ng hoa B. 28 b\u00f4ng hoa C. 37 b\u00f4ng hoa D. 38 b\u00f4ng hoa B\u00e0i 2. Vi\u1ebft k\u1ebft qu\u1ea3 v\u00e0o \u00f4 \u0111\u00e1p \u00e1n: \u0110\u00e1p \u00e1n C\u00e2u h\u1ecfi ...................................... ....................................... a) H\u1ed9p xanh c\u00f3 41 vi\u00ean bi. H\u1ed9p \u0111\u1ecf c\u00f3 34 vi\u00ean bi. H\u1ecfi ....................................... c\u1ea3 hai h\u1ed9p c\u00f3 bao nhi\u00eau vi\u00ean bi? b) M\u1ed9t trang tr\u1ea1i nu\u00f4i 100 con g\u00e0. Trang tr\u1ea1i \u0111\u00e3 b\u00e1n \u0111i 45 con g\u00e0. H\u1ecfi trang tr\u1ea1i c\u00f2n l\u1ea1i bao nhi\u00eau con g\u00e0? c) N\u0103m nay \u00f4ng 71 tu\u1ed5i, \u00f4ng h\u01a1n b\u1ed1 27 tu\u1ed5i. H\u1ecfi n\u0103m nay b\u1ed1 bao nhi\u00eau tu\u1ed5i? II. T\u1ef0 LU\u1eacN 63 \u2013 35 = \u2026\u2026\u2026 67 \u2013 58 = \u2026\u2026\u2026 C\u00e2u 1. \u0110\u1eb7t t\u00ednh r\u1ed3i t\u00ednh: 29 + 57 = \u2026\u2026\u2026 28 + 71 = \u2026\u2026\u2026 ........................................................................................................................ ........................................................................................................................ ........................................................................................................................ 71","C\u00e2u 2. Vi\u1ebft m\u1ed7i s\u1ed1 sau 56 , 54 , 23, 49, 72 th\u00e0nh t\u1ed5ng ( theo m\u1eabu). M\u1eabu: 72 = 70 + 2 56 = \u2026\u2026\u2026. + \u2026\u2026\u2026\u2026.. 23 = \u2026\u2026\u2026. + \u2026\u2026\u2026\u2026.. 54 = \u2026\u2026\u2026..+\u2026\u2026\u2026\u2026.. 49 =\u2026\u2026\u2026...+ \u2026\u2026\u2026\u2026.. C\u00e2u 3. Th\u00f9ng th\u1ee9 nh\u1ea5t c\u00f3 49 l\u00edt d\u1ea7u. Th\u00f9ng th\u1ee9 hai 37 l\u00edt d\u1ea7u. H\u1ecfi c\u1ea3 hai th\u00f9ng c\u00f3 t\u1ea5t c\u1ea3 bao nhi\u00eau l\u00edt d\u1ea7u? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... C\u00e2u 4. M\u1ed9t t\u1ea5m v\u00e0i d\u00e0i 100 m\u00e9t. Ng\u01b0\u1eddi ta \u0111\u00e3 b\u00e1n \u0111i 62m v\u1ea3i. H\u1ecfi t\u1ea5m v\u1ea3i \u0111\u00f3 c\u00f2n l\u1ea1i bao nhi\u00eau m\u00e9t? T\u00f3m t\u1eaft B\u00e0i gi\u1ea3i ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... ................................................... .................................................................... C\u00e2u 5. S\u1eafp x\u1ebfp c\u00e1c s\u1ed1 34 , 76 , 89 , 21 , 60 theo th\u1ee9 t\u1ef1 t\u0103ng d\u1ea7n: \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026. C\u00e2u 6. \u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 ch\u1ea5m: Trong h\u00ecnh b\u00ean c\u00f3 \u2026\u2026\u2026 h\u00ecnh tam gi\u00e1c. 72"]