← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 80 · 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. 1.373.3 × 1000 =
  2. 2.477.9 ÷ 10 =
  3. 3.46.38 ÷ 100 =
  4. 4.350.4 ÷ 10 =
  5. 5.13.83 ÷ 100 =
  6. 6.290.5 × 100 =
  7. 7.10.26 × 10 =
  8. 8.437.6 × 1000 =
  9. 9.378.8 × 100 =
  10. 10.128.3 ÷ 1000 =
  11. 11.73.2 × 100 =
  12. 12.371.8 ÷ 1000 =
  13. 13.177.1 ÷ 100 =
  14. 14.23.39 ÷ 100 =
  15. 15.313.4 ÷ 10 =
  16. 16.0.97 × 10 =
  17. 17.46.84 ÷ 10 =
  18. 18.45.56 × 100 =
  19. 19.107.7 × 1000 =
  20. 20.26.51 ÷ 100 =
  21. 21.11.41 × 100 =
  22. 22.9.64 × 100 =
  23. 23.292.8 ÷ 1000 =
  24. 24.10.98 ÷ 10 =
  25. 25.156.5 ÷ 100 =
  26. 26.101.4 ÷ 100 =
  27. 27.270.1 ÷ 1000 =
  28. 28.41.17 ÷ 10 =
  29. 29.418.9 × 1000 =
  30. 30.2.35 × 1000 =
  31. 31.2.3 ÷ 10 =
  32. 32.26.86 ÷ 100 =
  33. 33.42.91 × 10 =
  34. 34.7.75 × 100 =
  35. 35.8.99 × 10 =
  36. 36.57.4 × 10 =
  37. 37.15.85 ÷ 10 =
  38. 38.10.66 × 1000 =
  39. 39.166.7 × 1000 =
  40. 40.173.8 × 1000 =

Answer key

  1. 373300
  2. 47.79
  3. 0.4638
  4. 35.04
  5. 0.1383
  6. 29050
  7. 102.6
  8. 437600
  9. 37880
  10. 0.1283
  11. 7320
  12. 0.3718
  13. 1.771
  14. 0.2339
  15. 31.34
  16. 9.7
  17. 4.684
  18. 4556
  19. 107700
  20. 0.2651
  21. 1141
  22. 964
  23. 0.2928
  24. 1.098
  25. 1.565
  26. 1.014
  27. 0.2701
  28. 4.117
  29. 418900
  30. 2350
  31. 0.23
  32. 0.2686
  33. 429.1
  34. 775
  35. 89.9
  36. 574
  37. 1.585
  38. 10660
  39. 166700
  40. 173800

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