← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 636 · 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. 1.17.93 × 1000 =
  2. 2.8.92 ÷ 100 =
  3. 3.8.01 × 10 =
  4. 4.44.3 × 10 =
  5. 5.15.76 × 1000 =
  6. 6.27.1 ÷ 100 =
  7. 7.6.63 ÷ 10 =
  8. 8.404.3 × 10 =
  9. 9.11.16 × 100 =
  10. 10.37.61 × 10 =
  11. 11.23.19 × 100 =
  12. 12.308.1 × 1000 =
  13. 13.123.1 ÷ 1000 =
  14. 14.31.76 × 10 =
  15. 15.171.3 ÷ 100 =
  16. 16.37.01 × 10 =
  17. 17.3.96 ÷ 100 =
  18. 18.366.7 × 10 =
  19. 19.6.94 ÷ 1000 =
  20. 20.0.27 ÷ 1000 =
  21. 21.26.4 × 100 =
  22. 22.6.8 × 100 =
  23. 23.3.61 × 100 =
  24. 24.310.3 × 100 =
  25. 25.464.2 × 10 =
  26. 26.2.92 ÷ 100 =
  27. 27.110.3 × 1000 =
  28. 28.29.01 × 10 =
  29. 29.150.1 × 100 =
  30. 30.365.1 ÷ 100 =
  31. 31.357.8 ÷ 100 =
  32. 32.38.86 × 100 =
  33. 33.440.3 × 100 =
  34. 34.28.56 × 10 =
  35. 35.476.5 ÷ 10 =
  36. 36.9.35 × 100 =
  37. 37.167.9 ÷ 100 =
  38. 38.34.11 × 100 =
  39. 39.454.2 ÷ 100 =
  40. 40.485.9 × 100 =

Answer key

  1. 17930
  2. 0.0892
  3. 80.1
  4. 443
  5. 15760
  6. 0.271
  7. 0.663
  8. 4043
  9. 1116
  10. 376.1
  11. 2319
  12. 308100
  13. 0.1231
  14. 317.6
  15. 1.713
  16. 370.1
  17. 0.0396
  18. 3667
  19. 0.00694
  20. 0.00027
  21. 2640
  22. 680
  23. 361
  24. 31030
  25. 4642
  26. 0.0292
  27. 110300
  28. 290.1
  29. 15010
  30. 3.651
  31. 3.578
  32. 3886
  33. 44030
  34. 285.6
  35. 47.65
  36. 935
  37. 1.679
  38. 3411
  39. 4.542
  40. 48590

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