← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 729 · 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. 1.9.67 ÷ 100 =
  2. 2.40.81 ÷ 100 =
  3. 3.47.92 ÷ 10 =
  4. 4.45.26 × 100 =
  5. 5.337.7 ÷ 100 =
  6. 6.26.98 ÷ 1000 =
  7. 7.385.6 × 100 =
  8. 8.4.85 × 1000 =
  9. 9.14.37 ÷ 100 =
  10. 10.63.9 ÷ 10 =
  11. 11.115.1 × 10 =
  12. 12.48.91 ÷ 10 =
  13. 13.231.8 × 10 =
  14. 14.48.62 ÷ 100 =
  15. 15.461.6 ÷ 100 =
  16. 16.397.3 ÷ 1000 =
  17. 17.55.3 × 100 =
  18. 18.11.37 ÷ 100 =
  19. 19.41.31 ÷ 10 =
  20. 20.28.54 ÷ 100 =
  21. 21.5.14 ÷ 1000 =
  22. 22.43.75 ÷ 1000 =
  23. 23.197.8 ÷ 100 =
  24. 24.12.28 ÷ 10 =
  25. 25.24.34 × 100 =
  26. 26.29.21 ÷ 100 =
  27. 27.71.8 ÷ 100 =
  28. 28.64.7 × 1000 =
  29. 29.0.17 ÷ 1000 =
  30. 30.8.95 × 100 =
  31. 31.26.7 ÷ 1000 =
  32. 32.173.1 ÷ 10 =
  33. 33.25.85 ÷ 1000 =
  34. 34.49.28 × 10 =
  35. 35.77.6 ÷ 10 =
  36. 36.42.17 × 10 =
  37. 37.63.1 × 1000 =
  38. 38.9.52 × 100 =
  39. 39.3.63 ÷ 10 =
  40. 40.183.4 × 1000 =

Answer key

  1. 0.0967
  2. 0.4081
  3. 4.792
  4. 4526
  5. 3.377
  6. 0.02698
  7. 38560
  8. 4850
  9. 0.1437
  10. 6.39
  11. 1151
  12. 4.891
  13. 2318
  14. 0.4862
  15. 4.616
  16. 0.3973
  17. 5530
  18. 0.1137
  19. 4.131
  20. 0.2854
  21. 0.00514
  22. 0.04375
  23. 1.978
  24. 1.228
  25. 2434
  26. 0.2921
  27. 0.718
  28. 64700
  29. 0.00017
  30. 895
  31. 0.0267
  32. 17.31
  33. 0.02585
  34. 492.8
  35. 7.76
  36. 421.7
  37. 63100
  38. 952
  39. 0.363
  40. 183400

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