← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 368 · 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. 1.47.83 ÷ 1000 =
  2. 2.385.6 × 10 =
  3. 3.414.2 × 1000 =
  4. 4.31.7 ÷ 10 =
  5. 5.12.43 ÷ 10 =
  6. 6.68.1 × 1000 =
  7. 7.110.1 ÷ 100 =
  8. 8.21.71 ÷ 1000 =
  9. 9.288.6 × 10 =
  10. 10.451.4 ÷ 100 =
  11. 11.26.24 × 1000 =
  12. 12.293.6 × 10 =
  13. 13.285.5 ÷ 100 =
  14. 14.337.4 × 1000 =
  15. 15.441.8 ÷ 10 =
  16. 16.483.1 × 100 =
  17. 17.48.25 × 100 =
  18. 18.118.6 ÷ 1000 =
  19. 19.18.61 ÷ 1000 =
  20. 20.11.84 ÷ 10 =
  21. 21.20.24 × 1000 =
  22. 22.29.11 ÷ 10 =
  23. 23.29.42 ÷ 10 =
  24. 24.1.22 × 10 =
  25. 25.188.3 × 1000 =
  26. 26.26.37 × 100 =
  27. 27.25.2 × 100 =
  28. 28.0.51 ÷ 1000 =
  29. 29.82.4 × 100 =
  30. 30.36.8 ÷ 100 =
  31. 31.39.62 × 10 =
  32. 32.46.14 × 1000 =
  33. 33.4.14 × 10 =
  34. 34.360.1 ÷ 100 =
  35. 35.47.93 ÷ 1000 =
  36. 36.44.61 × 1000 =
  37. 37.28.13 ÷ 100 =
  38. 38.49.21 × 100 =
  39. 39.24.41 × 10 =
  40. 40.16.91 ÷ 100 =

Answer key

  1. 0.04783
  2. 3856
  3. 414200
  4. 3.17
  5. 1.243
  6. 68100
  7. 1.101
  8. 0.02171
  9. 2886
  10. 4.514
  11. 26240
  12. 2936
  13. 2.855
  14. 337400
  15. 44.18
  16. 48310
  17. 4825
  18. 0.1186
  19. 0.01861
  20. 1.184
  21. 20240
  22. 2.911
  23. 2.942
  24. 12.2
  25. 188300
  26. 2637
  27. 2520
  28. 0.00051
  29. 8240
  30. 0.368
  31. 396.2
  32. 46140
  33. 41.4
  34. 3.601
  35. 0.04793
  36. 44610
  37. 0.2813
  38. 4921
  39. 244.1
  40. 0.1691

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