← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 222 · 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. 1.374.8 × 100 =
  2. 2.232.4 ÷ 1000 =
  3. 3.8.39 × 10 =
  4. 4.355.6 × 100 =
  5. 5.66.2 × 100 =
  6. 6.20.01 ÷ 10 =
  7. 7.6.67 ÷ 10 =
  8. 8.119.5 × 100 =
  9. 9.41.88 × 100 =
  10. 10.49.21 × 100 =
  11. 11.24.78 × 10 =
  12. 12.4.35 ÷ 10 =
  13. 13.407.3 ÷ 10 =
  14. 14.360.1 ÷ 10 =
  15. 15.39.9 ÷ 1000 =
  16. 16.27.76 × 1000 =
  17. 17.299.4 × 100 =
  18. 18.17.47 × 1000 =
  19. 19.2.68 ÷ 10 =
  20. 20.110.6 ÷ 1000 =
  21. 21.189.8 ÷ 10 =
  22. 22.42.76 ÷ 1000 =
  23. 23.465.9 ÷ 10 =
  24. 24.364.5 × 100 =
  25. 25.25.73 × 100 =
  26. 26.335.2 ÷ 1000 =
  27. 27.27.51 ÷ 100 =
  28. 28.38.99 ÷ 100 =
  29. 29.21.68 ÷ 10 =
  30. 30.484.2 × 10 =
  31. 31.36.24 × 10 =
  32. 32.371.6 × 10 =
  33. 33.445.9 × 10 =
  34. 34.72.4 ÷ 1000 =
  35. 35.46.73 ÷ 1000 =
  36. 36.442.1 × 100 =
  37. 37.23.45 × 10 =
  38. 38.12.36 × 10 =
  39. 39.128.2 ÷ 100 =
  40. 40.18.11 ÷ 10 =

Answer key

  1. 37480
  2. 0.2324
  3. 83.9
  4. 35560
  5. 6620
  6. 2.001
  7. 0.667
  8. 11950
  9. 4188
  10. 4921
  11. 247.8
  12. 0.435
  13. 40.73
  14. 36.01
  15. 0.0399
  16. 27760
  17. 29940
  18. 17470
  19. 0.268
  20. 0.1106
  21. 18.98
  22. 0.04276
  23. 46.59
  24. 36450
  25. 2573
  26. 0.3352
  27. 0.2751
  28. 0.3899
  29. 2.168
  30. 4842
  31. 362.4
  32. 3716
  33. 4459
  34. 0.0724
  35. 0.04673
  36. 44210
  37. 234.5
  38. 123.6
  39. 1.282
  40. 1.811

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