← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 964 · 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. 1.35.21 × 100 =
  2. 2.14.2 × 1000 =
  3. 3.36.11 × 10 =
  4. 4.48.66 × 100 =
  5. 5.11.8 × 10 =
  6. 6.21.87 ÷ 1000 =
  7. 7.44.68 ÷ 1000 =
  8. 8.488.2 ÷ 10 =
  9. 9.66.5 ÷ 10 =
  10. 10.31.91 ÷ 100 =
  11. 11.4.61 × 10 =
  12. 12.348.8 × 100 =
  13. 13.17.26 × 100 =
  14. 14.479.4 ÷ 10 =
  15. 15.154.6 ÷ 100 =
  16. 16.17.82 × 1000 =
  17. 17.269.8 × 1000 =
  18. 18.35.84 ÷ 100 =
  19. 19.43.57 ÷ 1000 =
  20. 20.467.8 × 1000 =
  21. 21.451.1 ÷ 10 =
  22. 22.456.1 × 1000 =
  23. 23.5.84 × 10 =
  24. 24.22.53 × 1000 =
  25. 25.292.1 ÷ 10 =
  26. 26.16.44 × 100 =
  27. 27.15.53 ÷ 100 =
  28. 28.32.52 ÷ 1000 =
  29. 29.32.44 × 100 =
  30. 30.43.78 ÷ 1000 =
  31. 31.11.47 ÷ 100 =
  32. 32.330.9 × 1000 =
  33. 33.43.44 × 100 =
  34. 34.139.1 ÷ 10 =
  35. 35.133.5 ÷ 100 =
  36. 36.404.1 × 1000 =
  37. 37.350.6 ÷ 100 =
  38. 38.30.83 ÷ 10 =
  39. 39.382.8 ÷ 10 =
  40. 40.11.79 ÷ 10 =

Answer key

  1. 3521
  2. 14200
  3. 361.1
  4. 4866
  5. 118
  6. 0.02187
  7. 0.04468
  8. 48.82
  9. 6.65
  10. 0.3191
  11. 46.1
  12. 34880
  13. 1726
  14. 47.94
  15. 1.546
  16. 17820
  17. 269800
  18. 0.3584
  19. 0.04357
  20. 467800
  21. 45.11
  22. 456100
  23. 58.4
  24. 22530
  25. 29.21
  26. 1644
  27. 0.1553
  28. 0.03252
  29. 3244
  30. 0.04378
  31. 0.1147
  32. 330900
  33. 4344
  34. 13.91
  35. 1.335
  36. 404100
  37. 3.506
  38. 3.083
  39. 38.28
  40. 1.179

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