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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 462 · 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. 1.75 × 100 =
  2. 2.949 × 10 =
  3. 3.73 × 100 =
  4. 4.715 × 10 =
  5. 5.33 × 100 =
  6. 6.20 × 1000 =
  7. 7.355 × 10 =
  8. 8.831 × 10 =
  9. 9.5 × ? = 5000
  10. 10.86 × 100 =
  11. 11.48 × 1000 =
  12. 12.846 × ? = 8460
  13. 13.152 × ? = 1520
  14. 14.8 × 1000 =
  15. 15.55 × 100 =
  16. 16.525 × ? = 5250
  17. 17.587 × ? = 5870
  18. 18.13 × 100 =
  19. 19.85 × 100 =
  20. 20.51 × 10 =
  21. 21.72 × ? = 7200
  22. 22.973 × ? = 9730
  23. 23.10 × 1000 =
  24. 24.22 × 1000 =
  25. 25.15 × ? = 15000
  26. 26.49 × 1000 =
  27. 27.6 × ? = 6000
  28. 28.64 × ? = 640
  29. 29.643 × 10 =
  30. 30.36 × ? = 36000
  31. 31.27 × ? = 27000
  32. 32.971 × 10 =
  33. 33.680 × 10 =
  34. 34.3 × 1000 =
  35. 35.790 × 10 =
  36. 36.25 × 100 =
  37. 37.14 × 100 =
  38. 38.30 × ? = 3000
  39. 39.25 × 1000 =
  40. 40.374 × 10 =

Answer key

  1. 7500
  2. 9490
  3. 7300
  4. 7150
  5. 3300
  6. 20000
  7. 3550
  8. 8310
  9. 1000
  10. 8600
  11. 48000
  12. 10
  13. 10
  14. 8000
  15. 5500
  16. 10
  17. 10
  18. 1300
  19. 8500
  20. 510
  21. 100
  22. 10
  23. 10000
  24. 22000
  25. 1000
  26. 49000
  27. 1000
  28. 10
  29. 6430
  30. 1000
  31. 1000
  32. 9710
  33. 6800
  34. 3000
  35. 7900
  36. 2500
  37. 1400
  38. 100
  39. 25000
  40. 3740

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