← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 966 · 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. 1.23.53 × 10 =
  2. 2.35.37 × 1000 =
  3. 3.69.6 ÷ 10 =
  4. 4.37.5 × 10 =
  5. 5.4.12 ÷ 10 =
  6. 6.366.8 ÷ 10 =
  7. 7.23.91 ÷ 1000 =
  8. 8.242.3 ÷ 100 =
  9. 9.19.87 × 1000 =
  10. 10.474.6 ÷ 100 =
  11. 11.465.9 ÷ 100 =
  12. 12.146.3 ÷ 1000 =
  13. 13.7.95 ÷ 100 =
  14. 14.30.51 × 100 =
  15. 15.35.91 ÷ 100 =
  16. 16.11.54 × 100 =
  17. 17.16.9 ÷ 100 =
  18. 18.126.7 × 100 =
  19. 19.18.58 × 1000 =
  20. 20.4.39 × 10 =
  21. 21.376.6 × 100 =
  22. 22.484.8 × 1000 =
  23. 23.227.4 ÷ 100 =
  24. 24.6.71 ÷ 100 =
  25. 25.34.23 ÷ 10 =
  26. 26.74.8 ÷ 10 =
  27. 27.6.25 × 100 =
  28. 28.348.5 × 10 =
  29. 29.35.17 × 1000 =
  30. 30.237.1 ÷ 100 =
  31. 31.365.9 ÷ 1000 =
  32. 32.11.74 × 100 =
  33. 33.123.2 × 10 =
  34. 34.44.66 × 100 =
  35. 35.32.2 × 10 =
  36. 36.34.14 ÷ 10 =
  37. 37.25.81 ÷ 100 =
  38. 38.261.7 × 100 =
  39. 39.48.58 × 100 =
  40. 40.141.5 ÷ 100 =

Answer key

  1. 235.3
  2. 35370
  3. 6.96
  4. 375
  5. 0.412
  6. 36.68
  7. 0.02391
  8. 2.423
  9. 19870
  10. 4.746
  11. 4.659
  12. 0.1463
  13. 0.0795
  14. 3051
  15. 0.3591
  16. 1154
  17. 0.169
  18. 12670
  19. 18580
  20. 43.9
  21. 37660
  22. 484800
  23. 2.274
  24. 0.0671
  25. 3.423
  26. 7.48
  27. 625
  28. 3485
  29. 35170
  30. 2.371
  31. 0.3659
  32. 1174
  33. 1232
  34. 4466
  35. 322
  36. 3.414
  37. 0.2581
  38. 26170
  39. 4858
  40. 1.415

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