Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 712 · 40 questions

How it works (Round and adjust): Round up: 49 is 50 − 1, 98 is 100 − 2. Multiply by the round number. Take away the number times the bit you added.

1. 1.5 × 19 =
2. 2.15 × 19 =
3. 3.9 × 29 =
4. 4.13 × 29 =
5. 5.5 × 29 =
6. 6.30 × 98 =
7. 7.7 × 9 =
8. 8.3 × 99 =
9. 9.15 × 9 =
10. 10.33 × 99 =
11. 11.3 × 98 =
12. 12.25 × 98 =
13. 13.33 × 99 =
14. 14.14 × 19 =
15. 15.6 × 19 =
16. 16.6 × 29 =
17. 17.4 × 49 =
18. 18.10 × 29 =
19. 19.35 × 99 =
20. 20.17 × 99 =
21. 21.12 × 29 =
22. 22.28 × 99 =
23. 23.3 × 9 =
24. 24.28 × 98 =
25. 25.15 × 9 =
26. 26.5 × 19 =
27. 27.6 × 49 =
28. 28.14 × 29 =
29. 29.6 × 19 =
30. 30.9 × 19 =
31. 31.14 × 49 =
32. 32.6 × 19 =
33. 33.5 × 9 =
34. 34.30 × 98 =
35. 35.3 × 49 =
36. 36.11 × 9 =
37. 37.27 × 98 =
38. 38.17 × 98 =
39. 39.5 × 9 =
40. 40.22 × 99 =

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