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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 316 · 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. 1.23 × 1000 =
  2. 2.7 × 100 =
  3. 3.16 × 1000 =
  4. 4.91 × 100 =
  5. 5.2 × 1000 =
  6. 6.300 × 10 =
  7. 7.68 × 10 =
  8. 8.98 × ? = 9800
  9. 9.19 × 1000 =
  10. 10.690 × 10 =
  11. 11.77 × 100 =
  12. 12.52 × ? = 5200
  13. 13.5 × 1000 =
  14. 14.28 × ? = 28000
  15. 15.82 × 100 =
  16. 16.9 × 100 =
  17. 17.20 × 10 =
  18. 18.619 × 10 =
  19. 19.95 × 100 =
  20. 20.28 × 100 =
  21. 21.8 × ? = 800
  22. 22.39 × 100 =
  23. 23.6 × 1000 =
  24. 24.151 × ? = 1510
  25. 25.625 × ? = 6250
  26. 26.24 × ? = 2400
  27. 27.80 × 100 =
  28. 28.3 × 100 =
  29. 29.165 × ? = 1650
  30. 30.68 × ? = 680
  31. 31.4 × ? = 4000
  32. 32.83 × 100 =
  33. 33.303 × 10 =
  34. 34.155 × 10 =
  35. 35.50 × ? = 50000
  36. 36.7 × 1000 =
  37. 37.504 × ? = 5040
  38. 38.902 × 10 =
  39. 39.83 × ? = 830
  40. 40.10 × 1000 =

Answer key

  1. 23000
  2. 700
  3. 16000
  4. 9100
  5. 2000
  6. 3000
  7. 680
  8. 100
  9. 19000
  10. 6900
  11. 7700
  12. 100
  13. 5000
  14. 1000
  15. 8200
  16. 900
  17. 200
  18. 6190
  19. 9500
  20. 2800
  21. 100
  22. 3900
  23. 6000
  24. 10
  25. 10
  26. 100
  27. 8000
  28. 300
  29. 10
  30. 10
  31. 1000
  32. 8300
  33. 3030
  34. 1550
  35. 1000
  36. 7000
  37. 10
  38. 9020
  39. 10
  40. 10000

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