← Decimal point jumps lesson New set →

Multiply and Divide Decimals by 10, 100, 1000 Worksheet

Speed calculation lesson 17: Decimal point jumps · Set 2 · 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. 1.386.7 ÷ 100 =
  2. 2.90.7 ÷ 1000 =
  3. 3.266.1 ÷ 1000 =
  4. 4.92.3 ÷ 100 =
  5. 5.43.98 ÷ 100 =
  6. 6.28.7 × 10 =
  7. 7.21.24 × 100 =
  8. 8.350.3 ÷ 10 =
  9. 9.459.5 ÷ 100 =
  10. 10.49.6 ÷ 1000 =
  11. 11.7.51 × 100 =
  12. 12.12.11 ÷ 100 =
  13. 13.23.18 × 100 =
  14. 14.63.1 × 100 =
  15. 15.26.77 × 1000 =
  16. 16.497.3 × 1000 =
  17. 17.452.8 × 1000 =
  18. 18.287.9 × 10 =
  19. 19.4.6 ÷ 1000 =
  20. 20.28.34 ÷ 100 =
  21. 21.45.8 × 1000 =
  22. 22.46.58 ÷ 10 =
  23. 23.15.97 × 10 =
  24. 24.455.1 × 100 =
  25. 25.387.2 ÷ 1000 =
  26. 26.17.76 × 1000 =
  27. 27.12.09 × 100 =
  28. 28.7.15 ÷ 10 =
  29. 29.99.9 ÷ 10 =
  30. 30.32.1 × 1000 =
  31. 31.5.84 ÷ 10 =
  32. 32.367.3 × 10 =
  33. 33.42.08 ÷ 1000 =
  34. 34.5.56 ÷ 100 =
  35. 35.17.93 ÷ 100 =
  36. 36.49.74 ÷ 10 =
  37. 37.23.21 ÷ 10 =
  38. 38.11.31 × 1000 =
  39. 39.381.8 × 10 =
  40. 40.23.09 × 10 =

Answer key

  1. 3.867
  2. 0.0907
  3. 0.2661
  4. 0.923
  5. 0.4398
  6. 287
  7. 2124
  8. 35.03
  9. 4.595
  10. 0.0496
  11. 751
  12. 0.1211
  13. 2318
  14. 6310
  15. 26770
  16. 497300
  17. 452800
  18. 2879
  19. 0.0046
  20. 0.2834
  21. 45800
  22. 4.658
  23. 159.7
  24. 45510
  25. 0.3872
  26. 17760
  27. 1209
  28. 0.715
  29. 9.99
  30. 32100
  31. 0.584
  32. 3673
  33. 0.04208
  34. 0.0556
  35. 0.1793
  36. 4.974
  37. 2.321
  38. 11310
  39. 3818
  40. 230.9

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