ใบงานที่ 1 หน่วยที่ 1 แผนที่ 5

ใบงานที่ 1 เรื่อง สมบตั ิของเลขยกกาลงั วนั ที่________เดือน_______________พ.ศ.___________ ได_้ _________คะแนน ชื่อ_____________________________เลขที่______ช้นั __________ คะแนนเต็ม 10 คะแนน หาผลลพั ธ์ต่อไปนใ้ี นรูปเลขยกกาลัง (ข้อละ 1 คะแนน) 1. 5–2 2. 7–12 = _________________________ = ____________________________ = _________________________ = ____________________________ = _________________________ = ____________________________ 3. 24 × 2–7 4. 3–10 × 36 = _________________________ = ____________________________ = _________________________ = ____________________________ = _________________________ = ____________________________ 5. 74 × 76 × 7–15 6. 6–18 × 66 × 67 = _________________________ = ____________________________ = _________________________ = ____________________________ = _________________________ = ____________________________ 1513 1019 7. 1=515 _________________________ 8. 1=024 ____________________________ = _________________________ = ____________________________ = _________________________ = ____________________________ 37 × 311 510 × 512 × 514 9. 39 × 322 10. 511 × 513 × 515 = _________________________ = ____________________________ = _________________________ = ____________________________ = _________________________ = ____________________________ = _________________________ = ____________________________ = _________________________ = ____________________________

11. (–2)3 × (–2)5 12. (–5)8 × (–5)10 (–2)15 (–5)11 × (–5)9 = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ (0.2)4 × (0.2)7 (1.5)9 × (1.5)6 × (1.5)3 13. (0.2)6 × (0.2)8 14. (1.5)13 × (1.5)10 = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ 2233 2233 35 6× 35 7 35 7× 6 35 10× × 8 9× 8 35 25 15. 16. = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ a8 × a4 × a5 b4 × b6 × b5 17. a3 × a17 18. b8 × b13 = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ x5n+2 y2m × y3m+5 19. =x7n+2_________________________ 20. = y8m_+_5_________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ = _________________________ = ___________________________ หมายเหตุ : ครูสามารถเลอื กใชโ้ จทยท์ ่ีมีความยากง่ายตามความสามารถของผเู้ รียน จานวน 10 ขอ้