← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 584 · 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. 1.475.1 × 10 =
  2. 2.183.6 ÷ 10 =
  3. 3.42.6 × 10 =
  4. 4.6.71 × 1000 =
  5. 5.96.3 × 100 =
  6. 6.242.9 ÷ 100 =
  7. 7.90.4 × 10 =
  8. 8.26.82 ÷ 100 =
  9. 9.392.7 × 10 =
  10. 10.84.8 × 10 =
  11. 11.49.51 ÷ 10 =
  12. 12.273.6 × 100 =
  13. 13.145.2 ÷ 100 =
  14. 14.243.1 × 10 =
  15. 15.208.1 × 10 =
  16. 16.444.9 × 100 =
  17. 17.5.31 × 100 =
  18. 18.23.58 ÷ 100 =
  19. 19.32.93 × 1000 =
  20. 20.11.18 × 100 =
  21. 21.180.5 ÷ 100 =
  22. 22.69.1 × 10 =
  23. 23.49.52 × 10 =
  24. 24.35.8 ÷ 1000 =
  25. 25.15.69 ÷ 10 =
  26. 26.357.4 × 1000 =
  27. 27.27.92 ÷ 100 =
  28. 28.34.71 × 1000 =
  29. 29.5.25 × 1000 =
  30. 30.12.01 × 1000 =
  31. 31.41.91 ÷ 10 =
  32. 32.10.73 × 100 =
  33. 33.33.3 ÷ 10 =
  34. 34.466.1 × 1000 =
  35. 35.413.7 × 100 =
  36. 36.355.9 ÷ 10 =
  37. 37.165.9 × 10 =
  38. 38.489.7 ÷ 1000 =
  39. 39.8.46 ÷ 10 =
  40. 40.281.3 ÷ 1000 =

Answer key

  1. 4751
  2. 18.36
  3. 426
  4. 6710
  5. 9630
  6. 2.429
  7. 904
  8. 0.2682
  9. 3927
  10. 848
  11. 4.951
  12. 27360
  13. 1.452
  14. 2431
  15. 2081
  16. 44490
  17. 531
  18. 0.2358
  19. 32930
  20. 1118
  21. 1.805
  22. 691
  23. 495.2
  24. 0.0358
  25. 1.569
  26. 357400
  27. 0.2792
  28. 34710
  29. 5250
  30. 12010
  31. 4.191
  32. 1073
  33. 3.33
  34. 466100
  35. 41370
  36. 35.59
  37. 1659
  38. 0.4897
  39. 0.846
  40. 0.2813

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