← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 84 · 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. 1.26.74 × 100 =
  2. 2.4.27 ÷ 10 =
  3. 3.252.2 ÷ 10 =
  4. 4.4.21 ÷ 10 =
  5. 5.396.7 ÷ 100 =
  6. 6.43.88 ÷ 100 =
  7. 7.303.4 ÷ 1000 =
  8. 8.259.2 × 10 =
  9. 9.78.1 × 100 =
  10. 10.40.61 ÷ 10 =
  11. 11.134.8 ÷ 100 =
  12. 12.350.1 × 100 =
  13. 13.165.5 ÷ 100 =
  14. 14.26.95 ÷ 100 =
  15. 15.146.1 ÷ 1000 =
  16. 16.5.37 × 1000 =
  17. 17.3.12 × 100 =
  18. 18.19.19 ÷ 10 =
  19. 19.297.1 ÷ 1000 =
  20. 20.5.31 × 100 =
  21. 21.175.1 × 100 =
  22. 22.5.44 × 100 =
  23. 23.60.7 × 1000 =
  24. 24.307.5 × 1000 =
  25. 25.6.11 × 100 =
  26. 26.102.6 ÷ 100 =
  27. 27.20.56 × 100 =
  28. 28.92.5 ÷ 100 =
  29. 29.436.3 ÷ 10 =
  30. 30.30.91 ÷ 10 =
  31. 31.452.7 × 100 =
  32. 32.461.9 ÷ 1000 =
  33. 33.95.6 ÷ 1000 =
  34. 34.37.31 ÷ 10 =
  35. 35.26.6 × 100 =
  36. 36.16.88 × 10 =
  37. 37.447.5 ÷ 10 =
  38. 38.12.68 × 1000 =
  39. 39.103.6 × 10 =
  40. 40.14.13 × 1000 =

Answer key

  1. 2674
  2. 0.427
  3. 25.22
  4. 0.421
  5. 3.967
  6. 0.4388
  7. 0.3034
  8. 2592
  9. 7810
  10. 4.061
  11. 1.348
  12. 35010
  13. 1.655
  14. 0.2695
  15. 0.1461
  16. 5370
  17. 312
  18. 1.919
  19. 0.2971
  20. 531
  21. 17510
  22. 544
  23. 60700
  24. 307500
  25. 611
  26. 1.026
  27. 2056
  28. 0.925
  29. 43.63
  30. 3.091
  31. 45270
  32. 0.4619
  33. 0.0956
  34. 3.731
  35. 2660
  36. 168.8
  37. 44.75
  38. 12680
  39. 1036
  40. 14130

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