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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 708 · 40 questions
TalentJR

The trick (Place-value slide): × 10: write one 0 after the number. × 100: write two 0s. × 1000: write three 0s. Missing number: count how many zeros were added — one 0 is × 10, two 0s is × 100.

NameDateTime takenScore ___ / 40
  1. 1.14 × 10 =
  2. 2.43 × 10 =
  3. 3.21 × 1000 =
  4. 4.71 × 100 =
  5. 5.31 × ? = 31000
  6. 6.8 × ? = 8000
  7. 7.14 × ? = 14000
  8. 8.76 × ? = 7600
  9. 9.36 × 1000 =
  10. 10.794 × 10 =
  11. 11.46 × ? = 4600
  12. 12.28 × 1000 =
  13. 13.10 × ? = 1000
  14. 14.40 × ? = 400
  15. 15.45 × 100 =
  16. 16.26 × 1000 =
  17. 17.31 × 1000 =
  18. 18.731 × 10 =
  19. 19.918 × 10 =
  20. 20.35 × 100 =
  21. 21.501 × 10 =
  22. 22.685 × ? = 6850
  23. 23.54 × 100 =
  24. 24.29 × 1000 =
  25. 25.398 × 10 =
  26. 26.31 × 100 =
  27. 27.46 × 1000 =
  28. 28.2 × 100 =
  29. 29.748 × 10 =
  30. 30.6 × ? = 6000
  31. 31.304 × ? = 3040
  32. 32.112 × 10 =
  33. 33.730 × 10 =
  34. 34.147 × ? = 1470
  35. 35.16 × 1000 =
  36. 36.90 × 100 =
  37. 37.779 × ? = 7790
  38. 38.72 × 100 =
  39. 39.660 × 10 =
  40. 40.977 × 10 =

Answer key

  1. 140
  2. 430
  3. 21000
  4. 7100
  5. 1000
  6. 1000
  7. 1000
  8. 100
  9. 36000
  10. 7940
  11. 100
  12. 28000
  13. 100
  14. 10
  15. 4500
  16. 26000
  17. 31000
  18. 7310
  19. 9180
  20. 3500
  21. 5010
  22. 10
  23. 5400
  24. 29000
  25. 3980
  26. 3100
  27. 46000
  28. 200
  29. 7480
  30. 1000
  31. 10
  32. 1120
  33. 7300
  34. 10
  35. 16000
  36. 9000
  37. 10
  38. 7200
  39. 6600
  40. 9770

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