用竖式计算。
$8.5×1.2$ $1.98÷1.5$ $0.682×130$
$70.5÷0.94$ $0.79×3.04$ $3.75÷1.5$
$3.52×1.4$ $5.04÷0.28$ $3.72×1.8$
$0.075÷0.15$ $0.17×0.42$ $54÷1.5$
$6.5×0.38$(得数保留一位小数)
$4.38×0.19$(得数保留一位小数)
$0.728÷3.2$(得数保留两位小数)
$4.86×0.15$ $30.82÷4.6$ $360×0.38$
$0.912÷3.8$ $4.14÷2.3$ $84.7÷1.1$
$37.6÷0.47$ $0.24×10.5$ $46.8÷0.12$
$16.2×5.5$ $5.49÷0.36$ $2.14×1.2$
$0.243×2.6$(得数保留两位小数)
$4.02×0.98$(得数保留一位小数)
$0.03÷0.23$(得数保留两位小数)

1. 10.2 2. 1.32 3. 88.66 4. 75 5. 2.4016 6. 2.5 7. 4.928 8. 18 9. 6.696 10. 0.5 11. 0.0714 12. 36 13. 2.5 14. 0.8 15. 0.23 16. 0.729 17. 6.7 18. 136.8 19. 0.24 20. 1.8 21. 77 22. 80 23. 2.52 24. 390 25. 89.1 26. 15.25 27. 2.568 28. 0.63 29. 3.9 30. 0.13

1. $8.5×1.2=10.2$
2. $1.98÷1.5=1.32$
3. $0.682×130=88.66$
4. $70.5÷0.94=75$
5. $0.79×3.04=2.4016$
6. $3.75÷1.5=2.5$
7. $3.52×1.4=4.928$
8. $5.04÷0.28=18$
9. $3.72×1.8=6.696$
10. $0.075÷0.15=0.5$
11. $0.17×0.42=0.0714$
12. $54÷1.5=36$
13. $6.5×0.38\approx2.5$
14. $4.38×0.19\approx0.8$
15. $0.728÷3.2\approx0.23$
16. $4.86×0.15=0.729$
17. $30.82÷4.6=6.7$
18. $360×0.38=136.8$
19. $0.912÷3.8=0.24$
20. $4.14÷2.3=1.8$
21. $84.7÷1.1=77$
22. $37.6÷0.47=80$
23. $0.24×10.5=2.52$
24. $46.8÷0.12=390$
25. $16.2×5.5=89.1$
26. $5.49÷0.36=15.25$
27. $2.14×1.2=2.568$
28. $0.243×2.6\approx0.63$
29. $4.02×0.98\approx3.9$
30. $0.03÷0.23\approx0.13$