← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 241 · 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. 1.32.75 ÷ 100 =
  2. 2.99.6 × 1000 =
  3. 3.36.01 ÷ 100 =
  4. 4.6.15 ÷ 100 =
  5. 5.422.7 ÷ 10 =
  6. 6.22.81 × 1000 =
  7. 7.288.8 ÷ 100 =
  8. 8.10.83 ÷ 10 =
  9. 9.397.1 × 10 =
  10. 10.16.08 × 1000 =
  11. 11.28.11 ÷ 10 =
  12. 12.26.37 × 100 =
  13. 13.58.1 × 100 =
  14. 14.11.22 ÷ 100 =
  15. 15.480.5 × 100 =
  16. 16.6.03 ÷ 100 =
  17. 17.28.3 × 100 =
  18. 18.47.72 × 100 =
  19. 19.3.68 × 100 =
  20. 20.74.1 × 100 =
  21. 21.23.75 ÷ 10 =
  22. 22.0.27 × 10 =
  23. 23.28.09 × 10 =
  24. 24.20.42 ÷ 10 =
  25. 25.24.97 × 100 =
  26. 26.61.1 × 1000 =
  27. 27.7.26 × 10 =
  28. 28.35.55 ÷ 10 =
  29. 29.147.7 ÷ 10 =
  30. 30.18.57 ÷ 10 =
  31. 31.18.78 ÷ 10 =
  32. 32.295.3 ÷ 100 =
  33. 33.477.1 × 100 =
  34. 34.36.18 × 1000 =
  35. 35.13.28 × 1000 =
  36. 36.43.12 × 10 =
  37. 37.27.25 × 10 =
  38. 38.479.4 ÷ 100 =
  39. 39.21.96 × 1000 =
  40. 40.6.09 ÷ 1000 =

Answer key

  1. 0.3275
  2. 99600
  3. 0.3601
  4. 0.0615
  5. 42.27
  6. 22810
  7. 2.888
  8. 1.083
  9. 3971
  10. 16080
  11. 2.811
  12. 2637
  13. 5810
  14. 0.1122
  15. 48050
  16. 0.0603
  17. 2830
  18. 4772
  19. 368
  20. 7410
  21. 2.375
  22. 2.7
  23. 280.9
  24. 2.042
  25. 2497
  26. 61100
  27. 72.6
  28. 3.555
  29. 14.77
  30. 1.857
  31. 1.878
  32. 2.953
  33. 47710
  34. 36180
  35. 13280
  36. 431.2
  37. 272.5
  38. 4.794
  39. 21960
  40. 0.00609

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