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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 143 · 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. 1.857 × 10 =
  2. 2.24 × ? = 24000
  3. 3.11 × ? = 1100
  4. 4.34 × ? = 34000
  5. 5.117 × 10 =
  6. 6.829 × ? = 8290
  7. 7.76 × 100 =
  8. 8.56 × 100 =
  9. 9.98 × ? = 9800
  10. 10.27 × 1000 =
  11. 11.257 × 10 =
  12. 12.66 × ? = 6600
  13. 13.146 × 10 =
  14. 14.436 × 10 =
  15. 15.58 × ? = 5800
  16. 16.38 × 100 =
  17. 17.90 × ? = 9000
  18. 18.92 × 100 =
  19. 19.28 × ? = 28000
  20. 20.49 × 1000 =
  21. 21.696 × 10 =
  22. 22.22 × 1000 =
  23. 23.25 × ? = 25000
  24. 24.113 × 10 =
  25. 25.36 × 1000 =
  26. 26.988 × ? = 9880
  27. 27.734 × 10 =
  28. 28.14 × ? = 14000
  29. 29.79 × 100 =
  30. 30.44 × ? = 4400
  31. 31.850 × 10 =
  32. 32.31 × ? = 31000
  33. 33.61 × 100 =
  34. 34.9 × ? = 90
  35. 35.503 × 10 =
  36. 36.309 × ? = 3090
  37. 37.972 × 10 =
  38. 38.2 × 1000 =
  39. 39.34 × 10 =
  40. 40.91 × 100 =

Answer key

  1. 8570
  2. 1000
  3. 100
  4. 1000
  5. 1170
  6. 10
  7. 7600
  8. 5600
  9. 100
  10. 27000
  11. 2570
  12. 100
  13. 1460
  14. 4360
  15. 100
  16. 3800
  17. 100
  18. 9200
  19. 1000
  20. 49000
  21. 6960
  22. 22000
  23. 1000
  24. 1130
  25. 36000
  26. 10
  27. 7340
  28. 1000
  29. 7900
  30. 100
  31. 8500
  32. 1000
  33. 6100
  34. 10
  35. 5030
  36. 10
  37. 9720
  38. 2000
  39. 340
  40. 9100

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