← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 914 · 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. 1.367.1 × 10 =
  2. 2.460.8 × 10 =
  3. 3.25.8 × 100 =
  4. 4.58.9 ÷ 1000 =
  5. 5.48.7 ÷ 1000 =
  6. 6.104.8 × 10 =
  7. 7.302.7 × 10 =
  8. 8.334.6 × 1000 =
  9. 9.11.82 ÷ 100 =
  10. 10.31.85 ÷ 100 =
  11. 11.16.72 ÷ 1000 =
  12. 12.315.4 ÷ 10 =
  13. 13.1.41 ÷ 10 =
  14. 14.111.6 × 100 =
  15. 15.279.7 × 1000 =
  16. 16.45.28 × 10 =
  17. 17.9.7 × 100 =
  18. 18.23.86 ÷ 100 =
  19. 19.426.1 ÷ 100 =
  20. 20.4.55 × 10 =
  21. 21.29.38 × 100 =
  22. 22.2.01 × 100 =
  23. 23.98.3 × 10 =
  24. 24.211.5 × 1000 =
  25. 25.25.19 ÷ 10 =
  26. 26.453.6 × 10 =
  27. 27.11.59 ÷ 1000 =
  28. 28.307.1 × 10 =
  29. 29.151.5 × 100 =
  30. 30.20.52 × 1000 =
  31. 31.84.9 ÷ 100 =
  32. 32.289.7 × 1000 =
  33. 33.444.6 × 100 =
  34. 34.16.58 ÷ 10 =
  35. 35.9.91 ÷ 100 =
  36. 36.158.3 × 10 =
  37. 37.4.48 ÷ 10 =
  38. 38.18.92 ÷ 10 =
  39. 39.408.8 ÷ 10 =
  40. 40.273.1 ÷ 1000 =

Answer key

  1. 3671
  2. 4608
  3. 2580
  4. 0.0589
  5. 0.0487
  6. 1048
  7. 3027
  8. 334600
  9. 0.1182
  10. 0.3185
  11. 0.01672
  12. 31.54
  13. 0.141
  14. 11160
  15. 279700
  16. 452.8
  17. 970
  18. 0.2386
  19. 4.261
  20. 45.5
  21. 2938
  22. 201
  23. 983
  24. 211500
  25. 2.519
  26. 4536
  27. 0.01159
  28. 3071
  29. 15150
  30. 20520
  31. 0.849
  32. 289700
  33. 44460
  34. 1.658
  35. 0.0991
  36. 1583
  37. 0.448
  38. 1.892
  39. 40.88
  40. 0.2731

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