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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 153 · 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. 1.40 × ? = 40000
  2. 2.38 × 1000 =
  3. 3.988 × 10 =
  4. 4.26 × 100 =
  5. 5.20 × 100 =
  6. 6.19 × 10 =
  7. 7.483 × 10 =
  8. 8.10 × 1000 =
  9. 9.42 × 1000 =
  10. 10.5 × 100 =
  11. 11.513 × 10 =
  12. 12.850 × 10 =
  13. 13.23 × ? = 2300
  14. 14.9 × ? = 900
  15. 15.49 × ? = 4900
  16. 16.25 × 100 =
  17. 17.393 × ? = 3930
  18. 18.55 × ? = 5500
  19. 19.69 × 100 =
  20. 20.32 × 100 =
  21. 21.128 × ? = 1280
  22. 22.49 × ? = 49000
  23. 23.19 × 100 =
  24. 24.98 × ? = 9800
  25. 25.76 × ? = 7600
  26. 26.15 × 1000 =
  27. 27.4 × ? = 4000
  28. 28.21 × 100 =
  29. 29.60 × 100 =
  30. 30.300 × 10 =
  31. 31.45 × ? = 45000
  32. 32.663 × 10 =
  33. 33.362 × ? = 3620
  34. 34.41 × 1000 =
  35. 35.116 × 10 =
  36. 36.13 × 100 =
  37. 37.3 × 1000 =
  38. 38.12 × 1000 =
  39. 39.508 × 10 =
  40. 40.99 × 100 =

Answer key

  1. 1000
  2. 38000
  3. 9880
  4. 2600
  5. 2000
  6. 190
  7. 4830
  8. 10000
  9. 42000
  10. 500
  11. 5130
  12. 8500
  13. 100
  14. 100
  15. 100
  16. 2500
  17. 10
  18. 100
  19. 6900
  20. 3200
  21. 10
  22. 1000
  23. 1900
  24. 100
  25. 100
  26. 15000
  27. 1000
  28. 2100
  29. 6000
  30. 3000
  31. 1000
  32. 6630
  33. 10
  34. 41000
  35. 1160
  36. 1300
  37. 3000
  38. 12000
  39. 5080
  40. 9900

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