← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 897 · 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. 1.26.69 × 1000 =
  2. 2.22.58 × 1000 =
  3. 3.304.6 ÷ 1000 =
  4. 4.443.4 × 10 =
  5. 5.235.1 × 100 =
  6. 6.26.9 × 100 =
  7. 7.21.76 ÷ 10 =
  8. 8.1.4 × 10 =
  9. 9.31.08 × 10 =
  10. 10.23.58 ÷ 1000 =
  11. 11.23.52 ÷ 100 =
  12. 12.3.34 × 100 =
  13. 13.23.12 × 100 =
  14. 14.6.21 ÷ 1000 =
  15. 15.7.96 ÷ 10 =
  16. 16.497.4 ÷ 100 =
  17. 17.11.77 ÷ 100 =
  18. 18.21.02 × 10 =
  19. 19.315.6 ÷ 1000 =
  20. 20.16.42 × 100 =
  21. 21.75.7 × 1000 =
  22. 22.38.31 × 10 =
  23. 23.3.65 × 1000 =
  24. 24.29.63 ÷ 100 =
  25. 25.492.9 ÷ 100 =
  26. 26.11.11 × 1000 =
  27. 27.142.2 × 10 =
  28. 28.6.38 ÷ 10 =
  29. 29.344.5 × 10 =
  30. 30.241.6 ÷ 100 =
  31. 31.20.79 × 100 =
  32. 32.405.3 × 10 =
  33. 33.31.3 ÷ 10 =
  34. 34.20.96 × 10 =
  35. 35.42.22 × 10 =
  36. 36.10.78 × 10 =
  37. 37.29.38 × 10 =
  38. 38.48.81 ÷ 10 =
  39. 39.34.15 ÷ 1000 =
  40. 40.351.6 ÷ 100 =

Answer key

  1. 26690
  2. 22580
  3. 0.3046
  4. 4434
  5. 23510
  6. 2690
  7. 2.176
  8. 14
  9. 310.8
  10. 0.02358
  11. 0.2352
  12. 334
  13. 2312
  14. 0.00621
  15. 0.796
  16. 4.974
  17. 0.1177
  18. 210.2
  19. 0.3156
  20. 1642
  21. 75700
  22. 383.1
  23. 3650
  24. 0.2963
  25. 4.929
  26. 11110
  27. 1422
  28. 0.638
  29. 3445
  30. 2.416
  31. 2079
  32. 4053
  33. 3.13
  34. 209.6
  35. 422.2
  36. 107.8
  37. 293.8
  38. 4.881
  39. 0.03415
  40. 3.516

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