Round and Adjust Multiplication Worksheet

Tables & multiplication lesson 16: Round and adjust · Set 216 · 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. 1.11 × 19 =
2. 2.7 × 9 =
3. 3.32 × 99 =
4. 4.7 × 99 =
5. 5.11 × 99 =
6. 6.7 × 49 =
7. 7.10 × 49 =
8. 8.11 × 49 =
9. 9.9 × 49 =
10. 10.9 × 29 =
11. 11.3 × 99 =
12. 12.10 × 9 =
13. 13.4 × 49 =
14. 14.20 × 98 =
15. 15.3 × 49 =
16. 16.10 × 29 =
17. 17.10 × 19 =
18. 18.3 × 99 =
19. 19.8 × 29 =
20. 20.30 × 99 =
21. 21.15 × 19 =
22. 22.35 × 98 =
23. 23.22 × 98 =
24. 24.4 × 19 =
25. 25.7 × 49 =
26. 26.24 × 98 =
27. 27.23 × 99 =
28. 28.3 × 29 =
29. 29.13 × 9 =
30. 30.5 × 29 =
31. 31.14 × 49 =
32. 32.15 × 9 =
33. 33.6 × 9 =
34. 34.12 × 99 =
35. 35.9 × 49 =
36. 36.23 × 98 =
37. 37.14 × 49 =
38. 38.11 × 98 =
39. 39.34 × 98 =
40. 40.31 × 99 =

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