← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 704 · 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. 1.15.92 ÷ 10 =
  2. 2.9.93 × 1000 =
  3. 3.195.6 ÷ 1000 =
  4. 4.10.26 ÷ 100 =
  5. 5.6.18 ÷ 10 =
  6. 6.12.66 ÷ 100 =
  7. 7.247.5 ÷ 1000 =
  8. 8.34.31 × 10 =
  9. 9.257.4 ÷ 1000 =
  10. 10.27.2 ÷ 10 =
  11. 11.197.4 × 100 =
  12. 12.109.4 × 10 =
  13. 13.110.4 ÷ 100 =
  14. 14.8.46 ÷ 100 =
  15. 15.58.8 × 100 =
  16. 16.5.12 ÷ 100 =
  17. 17.19.31 ÷ 10 =
  18. 18.13.71 × 1000 =
  19. 19.42.01 × 100 =
  20. 20.349.4 × 10 =
  21. 21.2.38 × 100 =
  22. 22.263.1 ÷ 1000 =
  23. 23.13.42 × 10 =
  24. 24.266.2 ÷ 100 =
  25. 25.49.61 × 10 =
  26. 26.354.1 × 100 =
  27. 27.104.2 ÷ 10 =
  28. 28.248.7 × 1000 =
  29. 29.142.1 ÷ 1000 =
  30. 30.166.7 ÷ 100 =
  31. 31.47.49 ÷ 10 =
  32. 32.166.1 × 100 =
  33. 33.498.4 ÷ 10 =
  34. 34.234.2 × 1000 =
  35. 35.332.5 × 1000 =
  36. 36.416.2 ÷ 1000 =
  37. 37.415.7 × 10 =
  38. 38.384.2 × 10 =
  39. 39.39.88 ÷ 100 =
  40. 40.117.8 ÷ 1000 =

Answer key

  1. 1.592
  2. 9930
  3. 0.1956
  4. 0.1026
  5. 0.618
  6. 0.1266
  7. 0.2475
  8. 343.1
  9. 0.2574
  10. 2.72
  11. 19740
  12. 1094
  13. 1.104
  14. 0.0846
  15. 5880
  16. 0.0512
  17. 1.931
  18. 13710
  19. 4201
  20. 3494
  21. 238
  22. 0.2631
  23. 134.2
  24. 2.662
  25. 496.1
  26. 35410
  27. 10.42
  28. 248700
  29. 0.1421
  30. 1.667
  31. 4.749
  32. 16610
  33. 49.84
  34. 234200
  35. 332500
  36. 0.4162
  37. 4157
  38. 3842
  39. 0.3988
  40. 0.1178

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