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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 256 · 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. 1.94 × 100 =
  2. 2.46 × 100 =
  3. 3.61 × 100 =
  4. 4.82 × ? = 820
  5. 5.84 × ? = 8400
  6. 6.567 × ? = 5670
  7. 7.40 × 100 =
  8. 8.50 × 100 =
  9. 9.40 × ? = 40000
  10. 10.37 × ? = 37000
  11. 11.14 × 100 =
  12. 12.81 × ? = 8100
  13. 13.72 × 100 =
  14. 14.16 × ? = 16000
  15. 15.61 × ? = 6100
  16. 16.385 × 10 =
  17. 17.129 × 10 =
  18. 18.79 × ? = 7900
  19. 19.22 × 100 =
  20. 20.44 × 1000 =
  21. 21.37 × 1000 =
  22. 22.44 × 100 =
  23. 23.27 × 100 =
  24. 24.562 × 10 =
  25. 25.32 × 100 =
  26. 26.376 × 10 =
  27. 27.26 × ? = 26000
  28. 28.450 × ? = 4500
  29. 29.39 × 1000 =
  30. 30.49 × 1000 =
  31. 31.870 × ? = 8700
  32. 32.25 × 1000 =
  33. 33.4 × 1000 =
  34. 34.64 × ? = 640
  35. 35.20 × 100 =
  36. 36.5 × ? = 500
  37. 37.49 × ? = 49000
  38. 38.12 × 100 =
  39. 39.625 × ? = 6250
  40. 40.24 × 1000 =

Answer key

  1. 9400
  2. 4600
  3. 6100
  4. 10
  5. 100
  6. 10
  7. 4000
  8. 5000
  9. 1000
  10. 1000
  11. 1400
  12. 100
  13. 7200
  14. 1000
  15. 100
  16. 3850
  17. 1290
  18. 100
  19. 2200
  20. 44000
  21. 37000
  22. 4400
  23. 2700
  24. 5620
  25. 3200
  26. 3760
  27. 1000
  28. 10
  29. 39000
  30. 49000
  31. 10
  32. 25000
  33. 4000
  34. 10
  35. 2000
  36. 100
  37. 1000
  38. 1200
  39. 10
  40. 24000

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