← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 826 · 40 questions
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.0.33 ÷ 100 =
  2. 2.23.72 × 10 =
  3. 3.12.6 ÷ 10 =
  4. 4.6.89 ÷ 10 =
  5. 5.434.1 × 1000 =
  6. 6.3.26 × 10 =
  7. 7.484.8 × 1000 =
  8. 8.9.42 × 10 =
  9. 9.41.04 ÷ 100 =
  10. 10.197.8 × 1000 =
  11. 11.265.7 × 100 =
  12. 12.477.3 ÷ 10 =
  13. 13.7.3 × 10 =
  14. 14.460.5 × 10 =
  15. 15.19.1 × 10 =
  16. 16.33.88 × 10 =
  17. 17.122.9 × 100 =
  18. 18.285.7 × 100 =
  19. 19.34.55 × 1000 =
  20. 20.365.5 ÷ 10 =
  21. 21.85.9 ÷ 1000 =
  22. 22.42.87 × 100 =
  23. 23.180.7 × 1000 =
  24. 24.409.1 × 1000 =
  25. 25.439.9 ÷ 100 =
  26. 26.43.1 ÷ 10 =
  27. 27.344.4 ÷ 100 =
  28. 28.43.55 ÷ 1000 =
  29. 29.2.4 × 100 =
  30. 30.367.3 ÷ 100 =
  31. 31.36.67 ÷ 10 =
  32. 32.10.21 × 1000 =
  33. 33.49.38 ÷ 10 =
  34. 34.284.1 × 100 =
  35. 35.282.5 ÷ 1000 =
  36. 36.128.9 × 100 =
  37. 37.407.1 × 100 =
  38. 38.48.8 ÷ 10 =
  39. 39.3.85 × 10 =
  40. 40.188.7 ÷ 100 =

Answer key

  1. 0.0033
  2. 237.2
  3. 1.26
  4. 0.689
  5. 434100
  6. 32.6
  7. 484800
  8. 94.2
  9. 0.4104
  10. 197800
  11. 26570
  12. 47.73
  13. 73
  14. 4605
  15. 191
  16. 338.8
  17. 12290
  18. 28570
  19. 34550
  20. 36.55
  21. 0.0859
  22. 4287
  23. 180700
  24. 409100
  25. 4.399
  26. 4.31
  27. 3.444
  28. 0.04355
  29. 240
  30. 3.673
  31. 3.667
  32. 10210
  33. 4.938
  34. 28410
  35. 0.2825
  36. 12890
  37. 40710
  38. 4.88
  39. 38.5
  40. 1.887

Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths