← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 677 · 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. 1.431.5 ÷ 1000 =
  2. 2.3.31 × 100 =
  3. 3.30.06 × 1000 =
  4. 4.16.28 ÷ 100 =
  5. 5.485.8 ÷ 100 =
  6. 6.70.1 ÷ 10 =
  7. 7.0.43 × 10 =
  8. 8.101.1 × 1000 =
  9. 9.416.7 × 100 =
  10. 10.170.7 × 10 =
  11. 11.136.3 × 1000 =
  12. 12.405.3 × 10 =
  13. 13.10.66 × 10 =
  14. 14.15.94 × 1000 =
  15. 15.37.72 × 10 =
  16. 16.14.42 × 100 =
  17. 17.324.2 × 10 =
  18. 18.490.6 × 10 =
  19. 19.36.03 ÷ 100 =
  20. 20.2.75 ÷ 1000 =
  21. 21.224.8 × 100 =
  22. 22.118.3 ÷ 1000 =
  23. 23.252.7 × 10 =
  24. 24.246.8 ÷ 1000 =
  25. 25.12.94 × 100 =
  26. 26.328.3 × 1000 =
  27. 27.22.84 ÷ 1000 =
  28. 28.15.34 × 1000 =
  29. 29.315.3 ÷ 100 =
  30. 30.9.1 × 10 =
  31. 31.136.1 × 10 =
  32. 32.37.6 ÷ 100 =
  33. 33.40.64 ÷ 1000 =
  34. 34.11.86 × 10 =
  35. 35.40.41 × 10 =
  36. 36.147.2 × 100 =
  37. 37.5.35 × 100 =
  38. 38.440.8 × 1000 =
  39. 39.18.6 ÷ 100 =
  40. 40.468.6 × 10 =

Answer key

  1. 0.4315
  2. 331
  3. 30060
  4. 0.1628
  5. 4.858
  6. 7.01
  7. 4.3
  8. 101100
  9. 41670
  10. 1707
  11. 136300
  12. 4053
  13. 106.6
  14. 15940
  15. 377.2
  16. 1442
  17. 3242
  18. 4906
  19. 0.3603
  20. 0.00275
  21. 22480
  22. 0.1183
  23. 2527
  24. 0.2468
  25. 1294
  26. 328300
  27. 0.02284
  28. 15340
  29. 3.153
  30. 91
  31. 1361
  32. 0.376
  33. 0.04064
  34. 118.6
  35. 404.1
  36. 14720
  37. 535
  38. 440800
  39. 0.186
  40. 4686

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