← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 467 · 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. 1.247.5 × 1000 =
  2. 2.105.4 ÷ 10 =
  3. 3.25.11 ÷ 100 =
  4. 4.409.1 × 100 =
  5. 5.15.95 × 10 =
  6. 6.8.65 × 10 =
  7. 7.11.61 ÷ 10 =
  8. 8.0.31 ÷ 1000 =
  9. 9.49.46 × 10 =
  10. 10.2.48 × 100 =
  11. 11.295.5 ÷ 10 =
  12. 12.32.53 × 1000 =
  13. 13.450.1 × 100 =
  14. 14.257.4 × 1000 =
  15. 15.104.1 × 10 =
  16. 16.9.76 ÷ 1000 =
  17. 17.36.54 × 100 =
  18. 18.144.4 × 10 =
  19. 19.13.94 × 10 =
  20. 20.81.7 ÷ 10 =
  21. 21.40.47 × 1000 =
  22. 22.41.48 × 100 =
  23. 23.152.6 ÷ 100 =
  24. 24.40.32 ÷ 1000 =
  25. 25.269.2 ÷ 1000 =
  26. 26.438.3 × 100 =
  27. 27.12.51 × 1000 =
  28. 28.124.7 × 1000 =
  29. 29.109.2 × 100 =
  30. 30.382.6 ÷ 10 =
  31. 31.49.48 ÷ 100 =
  32. 32.387.9 × 100 =
  33. 33.335.4 ÷ 100 =
  34. 34.14.3 ÷ 1000 =
  35. 35.2.93 ÷ 10 =
  36. 36.30.61 ÷ 10 =
  37. 37.49.42 × 10 =
  38. 38.149.7 ÷ 1000 =
  39. 39.380.8 × 100 =
  40. 40.27.87 × 10 =

Answer key

  1. 247500
  2. 10.54
  3. 0.2511
  4. 40910
  5. 159.5
  6. 86.5
  7. 1.161
  8. 0.00031
  9. 494.6
  10. 248
  11. 29.55
  12. 32530
  13. 45010
  14. 257400
  15. 1041
  16. 0.00976
  17. 3654
  18. 1444
  19. 139.4
  20. 8.17
  21. 40470
  22. 4148
  23. 1.526
  24. 0.04032
  25. 0.2692
  26. 43830
  27. 12510
  28. 124700
  29. 10920
  30. 38.26
  31. 0.4948
  32. 38790
  33. 3.354
  34. 0.0143
  35. 0.293
  36. 3.061
  37. 494.2
  38. 0.1497
  39. 38080
  40. 278.7

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