← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 9 · 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. 1.139.1 × 100 =
  2. 2.296.1 × 10 =
  3. 3.134.5 × 10 =
  4. 4.153.7 ÷ 10 =
  5. 5.346.6 ÷ 100 =
  6. 6.14.16 ÷ 100 =
  7. 7.213.7 × 10 =
  8. 8.64.6 × 100 =
  9. 9.286.1 ÷ 1000 =
  10. 10.322.1 ÷ 100 =
  11. 11.47.83 × 100 =
  12. 12.25.7 × 100 =
  13. 13.215.5 ÷ 100 =
  14. 14.32.41 ÷ 1000 =
  15. 15.33.48 × 10 =
  16. 16.340.1 ÷ 10 =
  17. 17.70.4 ÷ 10 =
  18. 18.21.82 ÷ 10 =
  19. 19.44.71 ÷ 10 =
  20. 20.432.1 ÷ 10 =
  21. 21.346.7 × 100 =
  22. 22.486.1 × 100 =
  23. 23.202.2 × 1000 =
  24. 24.258.1 × 10 =
  25. 25.401.3 ÷ 10 =
  26. 26.12.56 ÷ 100 =
  27. 27.164.1 ÷ 1000 =
  28. 28.209.7 ÷ 100 =
  29. 29.243.3 ÷ 10 =
  30. 30.115.4 × 100 =
  31. 31.315.8 × 10 =
  32. 32.5.01 ÷ 1000 =
  33. 33.19.67 × 10 =
  34. 34.213.1 × 10 =
  35. 35.128.3 × 1000 =
  36. 36.318.3 ÷ 1000 =
  37. 37.43.01 ÷ 10 =
  38. 38.22.28 × 1000 =
  39. 39.97.3 × 100 =
  40. 40.41.11 ÷ 100 =

Answer key

  1. 13910
  2. 2961
  3. 1345
  4. 15.37
  5. 3.466
  6. 0.1416
  7. 2137
  8. 6460
  9. 0.2861
  10. 3.221
  11. 4783
  12. 2570
  13. 2.155
  14. 0.03241
  15. 334.8
  16. 34.01
  17. 7.04
  18. 2.182
  19. 4.471
  20. 43.21
  21. 34670
  22. 48610
  23. 202200
  24. 2581
  25. 40.13
  26. 0.1256
  27. 0.1641
  28. 2.097
  29. 24.33
  30. 11540
  31. 3158
  32. 0.00501
  33. 196.7
  34. 2131
  35. 128300
  36. 0.3183
  37. 4.301
  38. 22280
  39. 9730
  40. 0.4111

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