← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 45 · 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. 1.5.76 ÷ 1000 =
  2. 2.4.19 ÷ 100 =
  3. 3.463.6 × 10 =
  4. 4.9.11 ÷ 1000 =
  5. 5.27.81 × 1000 =
  6. 6.42.11 × 10 =
  7. 7.45.17 × 1000 =
  8. 8.8.57 × 10 =
  9. 9.11.91 × 10 =
  10. 10.46.28 ÷ 10 =
  11. 11.71.8 × 10 =
  12. 12.324.5 ÷ 100 =
  13. 13.410.6 × 1000 =
  14. 14.123.9 × 1000 =
  15. 15.48.92 ÷ 100 =
  16. 16.443.1 × 100 =
  17. 17.28.27 × 10 =
  18. 18.42.09 × 10 =
  19. 19.170.1 ÷ 1000 =
  20. 20.476.9 ÷ 100 =
  21. 21.10.61 ÷ 1000 =
  22. 22.7.13 ÷ 1000 =
  23. 23.42.23 × 10 =
  24. 24.343.1 ÷ 1000 =
  25. 25.372.7 × 100 =
  26. 26.30.51 × 100 =
  27. 27.47.79 × 100 =
  28. 28.38.55 × 1000 =
  29. 29.371.1 ÷ 1000 =
  30. 30.220.9 × 1000 =
  31. 31.384.5 × 1000 =
  32. 32.391.1 ÷ 100 =
  33. 33.358.9 ÷ 10 =
  34. 34.321.1 ÷ 1000 =
  35. 35.28.61 × 10 =
  36. 36.50.8 × 100 =
  37. 37.48.08 × 10 =
  38. 38.495.7 × 100 =
  39. 39.47.41 × 100 =
  40. 40.44.86 × 1000 =

Answer key

  1. 0.00576
  2. 0.0419
  3. 4636
  4. 0.00911
  5. 27810
  6. 421.1
  7. 45170
  8. 85.7
  9. 119.1
  10. 4.628
  11. 718
  12. 3.245
  13. 410600
  14. 123900
  15. 0.4892
  16. 44310
  17. 282.7
  18. 420.9
  19. 0.1701
  20. 4.769
  21. 0.01061
  22. 0.00713
  23. 422.3
  24. 0.3431
  25. 37270
  26. 3051
  27. 4779
  28. 38550
  29. 0.3711
  30. 220900
  31. 384500
  32. 3.911
  33. 35.89
  34. 0.3211
  35. 286.1
  36. 5080
  37. 480.8
  38. 49570
  39. 4741
  40. 44860

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