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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 174 · 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. 1.225 × 10 =
  2. 2.501 × ? = 5010
  3. 3.10 × ? = 10000
  4. 4.16 × 1000 =
  5. 5.381 × ? = 3810
  6. 6.99 × 100 =
  7. 7.668 × 10 =
  8. 8.5 × 1000 =
  9. 9.222 × 10 =
  10. 10.85 × 100 =
  11. 11.67 × 100 =
  12. 12.14 × ? = 140
  13. 13.25 × 1000 =
  14. 14.69 × 100 =
  15. 15.23 × ? = 2300
  16. 16.83 × ? = 8300
  17. 17.76 × 100 =
  18. 18.489 × 10 =
  19. 19.8 × ? = 8000
  20. 20.69 × ? = 690
  21. 21.267 × 10 =
  22. 22.39 × 100 =
  23. 23.63 × ? = 6300
  24. 24.2 × ? = 200
  25. 25.18 × ? = 1800
  26. 26.24 × 100 =
  27. 27.108 × 10 =
  28. 28.42 × ? = 42000
  29. 29.759 × ? = 7590
  30. 30.28 × 100 =
  31. 31.89 × ? = 8900
  32. 32.390 × ? = 3900
  33. 33.75 × ? = 7500
  34. 34.736 × 10 =
  35. 35.189 × 10 =
  36. 36.291 × ? = 2910
  37. 37.207 × ? = 2070
  38. 38.411 × ? = 4110
  39. 39.87 × 100 =
  40. 40.9 × ? = 9000

Answer key

  1. 2250
  2. 10
  3. 1000
  4. 16000
  5. 10
  6. 9900
  7. 6680
  8. 5000
  9. 2220
  10. 8500
  11. 6700
  12. 10
  13. 25000
  14. 6900
  15. 100
  16. 100
  17. 7600
  18. 4890
  19. 1000
  20. 10
  21. 2670
  22. 3900
  23. 100
  24. 100
  25. 100
  26. 2400
  27. 1080
  28. 1000
  29. 10
  30. 2800
  31. 100
  32. 10
  33. 100
  34. 7360
  35. 1890
  36. 10
  37. 10
  38. 10
  39. 8700
  40. 1000

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