← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 883 · 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. 1.417.4 × 100 =
  2. 2.24.8 × 1000 =
  3. 3.27.9 × 1000 =
  4. 4.352.8 ÷ 100 =
  5. 5.3.59 × 100 =
  6. 6.37.91 × 10 =
  7. 7.23.25 × 100 =
  8. 8.121.7 × 1000 =
  9. 9.66.9 × 1000 =
  10. 10.385.7 × 10 =
  11. 11.4.72 × 100 =
  12. 12.372.1 ÷ 10 =
  13. 13.298.2 ÷ 10 =
  14. 14.1.57 ÷ 100 =
  15. 15.8.66 × 10 =
  16. 16.138.6 × 1000 =
  17. 17.20.47 ÷ 100 =
  18. 18.1.18 × 1000 =
  19. 19.46.52 × 1000 =
  20. 20.30.53 × 100 =
  21. 21.32.66 × 1000 =
  22. 22.43.31 × 1000 =
  23. 23.14.24 ÷ 1000 =
  24. 24.140.5 ÷ 100 =
  25. 25.179.1 ÷ 100 =
  26. 26.309.1 × 10 =
  27. 27.6.01 ÷ 1000 =
  28. 28.107.3 × 10 =
  29. 29.45.64 ÷ 10 =
  30. 30.140.1 ÷ 100 =
  31. 31.207.7 × 100 =
  32. 32.202.8 × 10 =
  33. 33.99.1 ÷ 10 =
  34. 34.30.06 × 1000 =
  35. 35.324.4 × 10 =
  36. 36.205.7 × 100 =
  37. 37.16.18 × 100 =
  38. 38.37.23 ÷ 10 =
  39. 39.25.2 × 10 =
  40. 40.48.57 ÷ 1000 =

Answer key

  1. 41740
  2. 24800
  3. 27900
  4. 3.528
  5. 359
  6. 379.1
  7. 2325
  8. 121700
  9. 66900
  10. 3857
  11. 472
  12. 37.21
  13. 29.82
  14. 0.0157
  15. 86.6
  16. 138600
  17. 0.2047
  18. 1180
  19. 46520
  20. 3053
  21. 32660
  22. 43310
  23. 0.01424
  24. 1.405
  25. 1.791
  26. 3091
  27. 0.00601
  28. 1073
  29. 4.564
  30. 1.401
  31. 20770
  32. 2028
  33. 9.91
  34. 30060
  35. 3244
  36. 20570
  37. 1618
  38. 3.723
  39. 252
  40. 0.04857

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