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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 910 · 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. 1.51 × ? = 510
  2. 2.24 × 1000 =
  3. 3.301 × 10 =
  4. 4.94 × 100 =
  5. 5.629 × ? = 6290
  6. 6.732 × 10 =
  7. 7.96 × ? = 9600
  8. 8.43 × 1000 =
  9. 9.66 × ? = 6600
  10. 10.50 × 1000 =
  11. 11.870 × 10 =
  12. 12.18 × ? = 180
  13. 13.910 × 10 =
  14. 14.652 × ? = 6520
  15. 15.17 × ? = 17000
  16. 16.359 × 10 =
  17. 17.31 × 1000 =
  18. 18.32 × 1000 =
  19. 19.470 × ? = 4700
  20. 20.17 × 1000 =
  21. 21.592 × 10 =
  22. 22.75 × ? = 7500
  23. 23.463 × 10 =
  24. 24.485 × ? = 4850
  25. 25.73 × 100 =
  26. 26.561 × 10 =
  27. 27.14 × ? = 14000
  28. 28.722 × ? = 7220
  29. 29.81 × 100 =
  30. 30.72 × ? = 7200
  31. 31.20 × 100 =
  32. 32.30 × ? = 30000
  33. 33.5 × 1000 =
  34. 34.696 × 10 =
  35. 35.50 × ? = 50000
  36. 36.427 × ? = 4270
  37. 37.407 × ? = 4070
  38. 38.16 × ? = 16000
  39. 39.5 × 100 =
  40. 40.2 × 1000 =

Answer key

  1. 10
  2. 24000
  3. 3010
  4. 9400
  5. 10
  6. 7320
  7. 100
  8. 43000
  9. 100
  10. 50000
  11. 8700
  12. 10
  13. 9100
  14. 10
  15. 1000
  16. 3590
  17. 31000
  18. 32000
  19. 10
  20. 17000
  21. 5920
  22. 100
  23. 4630
  24. 10
  25. 7300
  26. 5610
  27. 1000
  28. 10
  29. 8100
  30. 100
  31. 2000
  32. 1000
  33. 5000
  34. 6960
  35. 1000
  36. 10
  37. 10
  38. 1000
  39. 500
  40. 2000

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