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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 94 · 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. 1.647 × 10 =
  2. 2.211 × 10 =
  3. 3.506 × 10 =
  4. 4.44 × ? = 4400
  5. 5.326 × ? = 3260
  6. 6.5 × 1000 =
  7. 7.19 × ? = 19000
  8. 8.91 × 100 =
  9. 9.29 × 1000 =
  10. 10.42 × 1000 =
  11. 11.18 × 1000 =
  12. 12.13 × 1000 =
  13. 13.90 × ? = 9000
  14. 14.61 × ? = 6100
  15. 15.99 × 100 =
  16. 16.61 × 100 =
  17. 17.138 × 10 =
  18. 18.49 × 1000 =
  19. 19.503 × 10 =
  20. 20.26 × ? = 26000
  21. 21.968 × 10 =
  22. 22.388 × 10 =
  23. 23.24 × 100 =
  24. 24.988 × 10 =
  25. 25.292 × ? = 2920
  26. 26.799 × ? = 7990
  27. 27.567 × 10 =
  28. 28.304 × ? = 3040
  29. 29.83 × ? = 8300
  30. 30.27 × ? = 27000
  31. 31.481 × 10 =
  32. 32.742 × 10 =
  33. 33.31 × 1000 =
  34. 34.57 × ? = 5700
  35. 35.23 × 1000 =
  36. 36.824 × 10 =
  37. 37.21 × 100 =
  38. 38.16 × 100 =
  39. 39.50 × ? = 5000
  40. 40.98 × ? = 9800

Answer key

  1. 6470
  2. 2110
  3. 5060
  4. 100
  5. 10
  6. 5000
  7. 1000
  8. 9100
  9. 29000
  10. 42000
  11. 18000
  12. 13000
  13. 100
  14. 100
  15. 9900
  16. 6100
  17. 1380
  18. 49000
  19. 5030
  20. 1000
  21. 9680
  22. 3880
  23. 2400
  24. 9880
  25. 10
  26. 10
  27. 5670
  28. 10
  29. 100
  30. 1000
  31. 4810
  32. 7420
  33. 31000
  34. 100
  35. 23000
  36. 8240
  37. 2100
  38. 1600
  39. 100
  40. 100

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