Concept 8.2: Skip Counting Recall Multiple Choice Questions Refer to the picture and answer the questions from 1 to 3. 1) How many groups of pineapples are there? [C] [A] (A) 4 (B) 5 (C) 6 (D) 7 [C] 2) How many pineapples are there in each group? (A) 4 (B) 5 (C) 6 (D) 7 3) How many pineapples are there in total? (A) 20 (B) 22 (C) 24 (D) 26 WB: Multiplication 23
& Remembering and Understanding Multiple Choice Questions 4) If you count by 3s, the next number just after 9 is __________. [ B] [ C] (A) 3 (B) 12 (C) 15 (D) 18 [ A] 5) The symbol used for multiplication is __________. (A) + (B) – (C) × (D) ÷ 6) We read 3 × 1 = 3 as three ______ are three. (A) ones (B) twos (C) threes (D) fours Fill in the Blanks 7) 2 × 8 = ___1_6___ 8) In counting by 4s, we count every _____fo_u__rt_h_____ number. 9) If we count by 2s, the next number after 6 is ____8____. Very Short Answer Questions 10) What number do we get by counting 3s twice from 9? Solution: 15 11) Find the product. a) 2 × 5 b) 2 × 9 Solution: a) 10 b) 18 12) Find the product. a) 5 × 4 b) 6 × 8 Solution: a) 20 b) 48 24
Short Answer Questions 13) Start with 32 and count by 4s till 52. 32 36 40 44 48 52 14) Start with 3 and count by 3s till 18. 3 6 9 12 15 18 Application Very Short Answer Question 15) Asma counts the bags using skip counting by 4. Write the numbers in the boxes. 4 8 12 16 20 24 Short Answer Questions 16) Rekha and her 4 friends are counting the total number of books they have in Grade 2. Can you help her count these books using skip counting by 6. Write the numbers in the boxes. How many books do they have altogether? WB: Multiplication 25
6 12 18 24 30 17) Show the path Anjali takes to reach the book by striking the boxes using skip counting by 5. 1 11 21 31 2 12 22 32 3 13 23 33 4 14 24 34 5 15 25 35 6 16 26 36 7 17 27 37 8 18 28 38 9 19 29 39 10 20 30 40 26
Higher Order Thinking Skills (H.O.T.S.) Short Answer Question 18) Complete the wheel of skip counting by 8. 64 8 56 16 48 24 40 32 WB: Multiplication 27
Chapter 9 Measurements Concept 9.1: Measure Lengths Using Standard Units Recall Multiple Choice Questions 1) The length of an object is the distance between its ________ end(s). [ B ] (A) four (B) two (C) three (D) one 2) The length of the door is _______________. [A] (A) 6 hand spans (B) 6 foot (C) 6 cubit (D) 6 pace 3) The length of the given tray is equal to ___________________. [A] (A) 6 pencils (B) 7 pencils (C) 6 hand spans (D) 7 hand spans 1
& Remembering and Understanding Multiple Choice Questions 4) Centimetre is written in short as _________. [B ] (A) m (B) cm (C) kg (D) km 5) The standard unit of measuring length is called ________. [A] (A) metre (B) hand span (C) ruler (D) cubit 6) Which of the following is not a standard unit of measurement? [C] (A) ruler (B) scale (C) hand span (D) measuring tape Fill in the Blanks 7) The unit metre is written in short as _________m_________. 8) To measure lengths larger than a metre, we use a larger unit called _____k_il_o_m__e_t_re______. 9) 100 cm = __1___ m Very Short Answer Questions 10) What is the length of the screwdriver? Solution: 7 cm 11) What is the length of your notebook? Measure it with a scale. Solution: Learner’s response; for example: 10 cm 12) What is the length of the toothpaste tube? 2
Solution: 9 cm Short Answer Questions 13) What standard instruments are used to measure lengths of ruler and cloth. Solution: Objects Standard instruments Pencil Ruler Cloth Measuring tape Learner’s response (*Note: Replace ‘ruler’ with ‘pencil’) 14) Measure these objects using a ruler and complete the table. Object Length a) 6 cm b) 8 cm Application Very Short Answer Question 15) Tick the unit that is used to measure the given object. Object Unit mm cm m km WB: Measurements 3
Short Answer Questions 16) Tick the unit that is used to measure the following objects. Object Unit mm cm m km a) b) c) d) 4
17) Tick the unit that is used to measure the length or width of the following objects. Object Unit mm cm m km a) b) c) d) Higher Order Thinking Skills (H.O.T.S.) Short Answer Question 18) The length of Rina’s hand span is 6 centimetres. She measured the length of a blackboard as 8 hand span. What is the length of the blackboard in centimetres? Solution: The length of Rina’s hand span = 6 centimetres WB: Measurements 5
The length of the blackboard = 8 hand span The length of the blackboard in centimetres = 6 × 8 = 48 centimetres So, the blackboard is 48 cm long. 6
The length of the blackboard = 8 hand span PREVIOUS CONCEPTThe length of the blackboard in centimetres = 6 × 8 = 48 centimetres So, the blackboard is 48 cm long. Concept 9.2: Compare Objects Using a Simple Balance Recall Multiple Choice Questions 1) The weight of _____ maize is the same as the weight of 3 brinjals. [A] (A) 2 (B) 3 (C) 1 (D) 5 2) The weight of 3 apples is the same as the weight of _______ oranges. [C] (A) 6 (B) 5 (C) 4 (D) 3 3) _____________ bananas are heavier than 1 apple. [B] (A) 10 (B) 6 (C) 2 (D) 3 6
& Remembering and Understanding Multiple Choice Questions 4) ______ g of jewellery is called a tola. [ B] (A) 100 (B) 10 (C) 50 (D) 5 5) Wheat is measured in __________. [ A] (A) kilograms (B) centimetre (C) metre (D) tola 6) Jewellers use ________ to weigh ornaments. [ D] (A) kilograms (B) kilometre (C) centigrams (D) grams Fill in the Blanks 7) 50 g of gold jewellery is equal to ______5_______ tolas. 8) Weight of animals and birds is measured in ______k_i_lo_g__ra__m__s_____. 9) 1 kg = ___1__0_0_0____ g Very Short Answer Questions 10) Tick the unit to be used to measure the weight of the following object. Object mg g kg Tick the correct units to measure the weights of the following: 11) a dozen of apples kg g 12) a 5-year old baby kg g WB: Measurements 7
Short Answer Questions 13) What are the standard units of weight? Write the correct unit used to measure the following objects. a) b) Solution: The standard units of weight are grams, kilograms and milligrams. a) kilograms b) milligrams 14) Write the correct unit used to measure the following objects. a) g b) g c) kg d) g 8
Application Very Short Answer Questions 15) Write the unit used to measure the weight of a tiger. Solution: kilograms Short Answer Questions 16) Write the units used to measure the following: a) b) Solution: a) kilograms b) grams 17) Write the units used to measure the following: a) b) Solution: a) grams b) milligrams WB: Measurements 9
Higher Order Thinking Skills (H.O.T.S.) Short Answer Question 18) What are the weights of the following objects? a) b) Solution: a) Weight of the bananas = 1 kg b) Weight of the chicken = 2 kg 10
Higher Order Thinking Skills (H.O.T.S.) Short Answer Question 18) What are the weights of the following objects? a) b) PREVIOUS CONCEPTSolution: a) Weight of the bananas = 1 kg b) Weight of the chicken = 2 kg Concept 9.3: Compare Containers for Capacities Recall Multiple Choice Questions [B] 1) Which of the following has the biggest petrol tank? (A) (B) (C) (D) 2) Which of the following is NOT measured in litres? [ D] (A) milk (B) petrol (C) water (D) books 10
3) Which of the following containers has the least capacity? [ A] (A) (B) (C) (D) & Remembering and Understanding Multiple Choice Questions 4) The capacity of a spoon is measured in ________. [ B] (A) litres (B) millilitres (C) kilolitres (D) centilitres 5) Which is the biggest unit among the following? [ D] (A) millilitres (B) centilitres (C) litres (D) kilolitres 6) 1000 mℓ = _________ ℓ [ D] (A) 10 (B) 100 (C) 1000 (D) 1 Fill in the Blanks 7) Small quantities of liquids such as tonic doses are measured in ________m__i_ll_il_it_re__s________. 8) The unit ‘litre’ is written in short as ______ℓ______. 9) Petrol in tankers is measured in ____________k__ℓ__________. Very Short Answer Questions 10) Write the units used to measure the capacities of the following containers. a) b) Solution: a) millilitres b) millilitres WB: Measurements 11
11) Tick the vessel which nearly has the same capacity given: Capacity Vessels 600 mℓ 12) Order these containers based on their capacities. Write 1 for the smallest container. 3 5 14 2 Short Answer Questions 13) What are the standard units of capacity? Write one example of a container for each capacity. Solution: Learner’s response, for example: The standard units of capacity are millilitres, litres and kilolitres. Millilitres - spoon Litres - water bottle Kilolitres - water tank 12
14) Circle the vessel which nearly has the capacity given. Capacity Vessels a) 2 ℓ b) 1 ℓ Application Very Short Answer Question 15) There are two flasks of the same capacity. One flask can hold five cups of tea. How many cups of tea can the two flasks hold together? Solution: Capacity of one flask = 5 cups of tea Capacity of two flasks = 2 × 5 cups of tea = 10 cups of tea So, the two flasks can hold 10 cups of tea. Short Answer Questions 16) Ram filled 2 cans measuring 15 ℓ each, with water. It was poured into a drum, which can hold 95 ℓ. How much more water can be poured into the drum to fill it completely? Solution: Capacity of the drum = 95 ℓ Quantity of water in the two cans = 15 ℓ + 15 ℓ = 30 ℓ Difference in capacities = (95 – 30) ℓ = 65 ℓ So, the drum can hold 65 ℓ of water more. WB: Measurements 13
17) A milkman gave 1 ℓ of milk each to 8 households. He had 2 ℓ of milk leftover. How much milk did he have in all? Solution: Number of households receiving milk = 8 Quantity of milk given = 1 ℓ × 8 = 8 ℓ Quantity of milk leftover = 2 ℓ Total milk he had = 8 ℓ + 2 ℓ = 10 ℓ. So, the milkman had 10 ℓ of milk in all. Higher Order Thinking Skills (H.O.T.S.) Short Answer Question 18) Maya has an 800 mℓ water jug. She has filled it with 600 mℓ of water. She drank 200 mℓ water from it. What quantity of water will she need to add to the jug to fill it completely? Solution: Total capacity of jug = 800 mℓ Maya filled 600 mℓ of water. She drank 200 mℓ of it. Water left in jug = 600 mℓ – 200 mℓ = 400 mℓ Total water needed to refill = 800 mℓ – 400 mℓ = 400 mℓ. So, Maya needs to add 400 mℓ of water to fill the jug completely. 14
Chapter 10 Data Handling Concept 10.1: Pictographs Recall Multiple Choice Questions Observe the given picture and answer the following questions. 1) How many are there in the collection? [A] [ B] (A) 3 (B) 4 (C) 2 (D) 5 [ A] 2) How many total number of toys are there in the collection? (A) 23 (B) 24 (C) 20 (D) 21 3) Which toy is the least in number among the following? (A) (B) (C) (D) 17
& Remembering and Understanding Multiple Choice Questions 4) A ____________________ on a pictograph tells us how many objects each picture stands for. [A] (A) key (B) list (C) symbol (D) title 5) If = 4 balloons, then represents how many balloons? (B) 8 balloons [ D] (A) 4 balloons (C) 12 balloons (D) 16 balloons 6) If = 2 bananas, then represent how many bananas? [C] (B) 10 bananas (A) 6 bananas (D) 14 bananas (C) 12 bananas Fill in the Blanks Look at the toys from Sumit’s toy box. The keys of the toys are as given below. = 1 truck = 2 bicycles = 3 cars = 1 jeep = 2 bikes 18
7) The total number of toy bicycles that Sumit has is __________6________. 8) The toy that is more in number than all other toys is __________c_a__r _______. 9) The total number of toy cars Sumit has is ___________1_2_________. Very Short Answer Questions 10) If = 4 heads, then how many heads does represent? Solution: 16 11) If = 6 leaves, then how many leaves does represent? Solution: 12 leaves 12) If = 3 pigs, then how many pigs does represent? Solution: 9 pigs Short Answer Questions 13) a) If = 2 roses, then how many roses does represent? WB: Data Handling 19
b) If = 10 cupcakes, then how many cupcakes does represent? Solution: a) = 2 roses (Given) So, = 3 × 2 roses = 6 roses b) = 10 cupcakes (Given) So, = 3 × 10 cupcakes = 30 cupcakes 14) a) If = 5, then =? b) If = 5, then = 5 (Given) =? Solution: a) So, 5 × 2 = 10 b) = 5 (Given) So, = 5 × 3 = 15 20
Application Very Short Answer Question 15) Give any four examples of collections. Solution: Learner’s response, for example: Collections of books, cars, flowers, chocolates and so on. Short Answer Questions 16) The number of fruits with Shyam is as given here. If 1 fruit represents 3 fruits, how many fruits does he have in all? Solution: = 3 × 3 = 9; =2×3=6 Total number of fruits with Shyam = 9 + 6 = 15 fruits So, Shyam has 15 fruits in all. 17) The students’ favourite ice cream flavours are shown in the pictograph. Look at the table and answer the following questions. Key: 1 ice cream represents 2 ice creams Ice cream flavour Number Chocolate ice cream Strawberry ice cream Butterscotch ice cream WB: Data Handling 21
a) How many chocolate ice creams are there? b) Which ice cream is less popular - chocolate or butterscotch? Solution: a) 1 ice cream represents 2 ice creams. So, 3 chocolate ice creams = 3 × 2 = 6 chocolate ice creams b) 1 ice cream represents 2 ice creams. So, 2 butterscotch ice creams = 2 × 2 = 4 butterscotch ice creams. As 6 chocolate ice creams > 4 butterscotch ice creams, butterscotch ice cream is less popular. Higher Order Thinking Skills (H.O.T.S.) Short Answer Question 18) The number of pizzas prepared by Julie, Rupa and Hari are as shown in the pictograph. Observe the given pictograph and answer the questions. Pizzas prepared by 3 friends Julie Rupa Hari 22
Key: = 2 pizzas a) How many pizzas does each person prepare? b) How many more pizzas were prepared by Julie than Rupa? Solution: a) Julie = 3 × 2 = 6 pizzas, Rupa = 2 × 2 = 4 pizzas, Hari = 1 × 2 = 2 pizzas b) Number of pizzas prepared by Julie = 6 pizzas Number of pizzas prepared by Rupa = 4 pizzas Their difference = 6 – 4 = 2 pizzas So, Julie prepared 2 pizzas more than Rupa. : Data Handling 23
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