Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 732 · 40 questions

The fast method (Jump the point): Count the zeros: 10 → 1 jump, 100 → 2 jumps, 1000 → 3 jumps. × moves the point right; ÷ moves it left. Run out of digits? Fill the gaps with 0s. Drop 0s at the end of a decimal: 3.40 is 3.4.

1. 1.5.05 ÷ 100 =
2. 2.43.58 × 10 =
3. 3.29.94 ÷ 10 =
4. 4.49.9 × 100 =
5. 5.20.92 × 10 =
6. 6.32.59 ÷ 10 =
7. 7.390.8 ÷ 10 =
8. 8.10.02 ÷ 1000 =
9. 9.8.63 ÷ 10 =
10. 10.43.19 × 1000 =
11. 11.383.8 × 10 =
12. 12.53.1 ÷ 10 =
13. 13.136.8 ÷ 10 =
14. 14.26.61 ÷ 10 =
15. 15.149.1 × 10 =
16. 16.44.88 × 1000 =
17. 17.21.64 × 10 =
18. 18.6.41 ÷ 100 =
19. 19.3.88 × 10 =
20. 20.290.6 × 1000 =
21. 21.38.62 × 10 =
22. 22.11.39 × 10 =
23. 23.461.7 × 1000 =
24. 24.228.1 × 10 =
25. 25.27.56 ÷ 10 =
26. 26.35.81 × 1000 =
27. 27.23.26 × 10 =
28. 28.25.01 ÷ 100 =
29. 29.344.1 × 1000 =
30. 30.22.48 ÷ 100 =
31. 31.24.32 ÷ 1000 =
32. 32.15.29 × 10 =
33. 33.7.92 ÷ 100 =
34. 34.141.5 ÷ 10 =
35. 35.129.1 × 1000 =
36. 36.59.3 × 100 =
37. 37.264.3 ÷ 1000 =
38. 38.140.8 ÷ 10 =
39. 39.100.7 ÷ 100 =
40. 40.43.31 ÷ 10 =

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