《2025年通城学典初中数学运算能手七年级上册人教版》

一、填空题
1. $0.5 + 0.54 = $1.04
2. $5.2 - 4 = $1.2
3. $2.4×0.5 = $1.2
4. $9.2÷2.3 = $4
5. $0.67 + 0.984 = $1.654
6. $12.34 - 5.98 = $6.36
7. $(5.1 - 2.1)×4 = $12
8. $(0.9 + 1.5)÷0.3 = $8
9. $1.79 - 0.45 - 0.55 = $0.79
10. $0.25×0.39×4 = $0.39

答案： 1. 1.04 2. 1.2 3. 1.2 4. 4 5. 1.654 6. 6.36 7. 12 8. 8 9. 0.79 10. 0.39

二、计算题
11. $24.8 + 14.6 - 15.4$
12. $1.25×3.2×2.5$
13. $44.28÷0.9÷4.1$
14. $0.25÷0.4×0.4$
15. $45.8 + 12.17 - 45.8 + 7.83$
16. $18.917 - (4.917 + 5.73)$
17. $1.8÷(0.9×0.2)$
18. $0.55×101 - 0.55$
19. $11.9×0.9 - 9×0.48$
20. $1.08×(0.351÷0.27)$

答案： 11. 24 12. 10 13. 12 14. 0.25 15. 20 16. 8.27 17. 10 18. 55 19. 6.39 20. 1.404