← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 590 · 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. 1.10.67 ÷ 1000 =
  2. 2.35.28 × 1000 =
  3. 3.243.4 ÷ 100 =
  4. 4.246.8 × 10 =
  5. 5.49.04 × 100 =
  6. 6.88.5 ÷ 100 =
  7. 7.337.6 × 100 =
  8. 8.39.31 ÷ 1000 =
  9. 9.23.24 × 10 =
  10. 10.382.3 × 10 =
  11. 11.46.55 × 1000 =
  12. 12.29.5 × 1000 =
  13. 13.3.92 ÷ 10 =
  14. 14.209.2 ÷ 100 =
  15. 15.354.1 × 1000 =
  16. 16.47.69 × 10 =
  17. 17.26.87 × 1000 =
  18. 18.433.5 ÷ 1000 =
  19. 19.15.17 × 1000 =
  20. 20.116.7 ÷ 10 =
  21. 21.6.37 ÷ 10 =
  22. 22.0.54 × 100 =
  23. 23.19.9 × 100 =
  24. 24.49.2 × 10 =
  25. 25.32.44 ÷ 100 =
  26. 26.13.22 ÷ 10 =
  27. 27.63.6 ÷ 100 =
  28. 28.49.45 × 10 =
  29. 29.40.81 ÷ 100 =
  30. 30.89.1 × 100 =
  31. 31.17.76 × 10 =
  32. 32.23.33 ÷ 100 =
  33. 33.28.4 ÷ 1000 =
  34. 34.20.34 ÷ 100 =
  35. 35.40.26 × 10 =
  36. 36.147.1 ÷ 10 =
  37. 37.377.7 × 10 =
  38. 38.2.7 ÷ 10 =
  39. 39.119.7 ÷ 100 =
  40. 40.391.3 × 10 =

Answer key

  1. 0.01067
  2. 35280
  3. 2.434
  4. 2468
  5. 4904
  6. 0.885
  7. 33760
  8. 0.03931
  9. 232.4
  10. 3823
  11. 46550
  12. 29500
  13. 0.392
  14. 2.092
  15. 354100
  16. 476.9
  17. 26870
  18. 0.4335
  19. 15170
  20. 11.67
  21. 0.637
  22. 54
  23. 1990
  24. 492
  25. 0.3244
  26. 1.322
  27. 0.636
  28. 494.5
  29. 0.4081
  30. 8910
  31. 177.6
  32. 0.2333
  33. 0.0284
  34. 0.2034
  35. 402.6
  36. 14.71
  37. 3777
  38. 0.27
  39. 1.197
  40. 3913

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