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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 378 · 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. 1.828 × ? = 8280
  2. 2.64 × 100 =
  3. 3.433 × 10 =
  4. 4.672 × 10 =
  5. 5.88 × ? = 8800
  6. 6.22 × ? = 22000
  7. 7.461 × ? = 4610
  8. 8.20 × 100 =
  9. 9.16 × 1000 =
  10. 10.936 × 10 =
  11. 11.17 × ? = 17000
  12. 12.29 × ? = 29000
  13. 13.84 × ? = 8400
  14. 14.965 × ? = 9650
  15. 15.649 × 10 =
  16. 16.88 × 100 =
  17. 17.4 × 1000 =
  18. 18.884 × 10 =
  19. 19.98 × 10 =
  20. 20.83 × 100 =
  21. 21.18 × 100 =
  22. 22.275 × 10 =
  23. 23.183 × ? = 1830
  24. 24.5 × 100 =
  25. 25.30 × 1000 =
  26. 26.526 × 10 =
  27. 27.43 × 1000 =
  28. 28.8 × 1000 =
  29. 29.79 × 100 =
  30. 30.35 × ? = 35000
  31. 31.89 × 100 =
  32. 32.81 × 100 =
  33. 33.15 × 1000 =
  34. 34.5 × ? = 5000
  35. 35.33 × ? = 3300
  36. 36.455 × 10 =
  37. 37.29 × 100 =
  38. 38.33 × 1000 =
  39. 39.98 × ? = 980
  40. 40.98 × 100 =

Answer key

  1. 10
  2. 6400
  3. 4330
  4. 6720
  5. 100
  6. 1000
  7. 10
  8. 2000
  9. 16000
  10. 9360
  11. 1000
  12. 1000
  13. 100
  14. 10
  15. 6490
  16. 8800
  17. 4000
  18. 8840
  19. 980
  20. 8300
  21. 1800
  22. 2750
  23. 10
  24. 500
  25. 30000
  26. 5260
  27. 43000
  28. 8000
  29. 7900
  30. 1000
  31. 8900
  32. 8100
  33. 15000
  34. 1000
  35. 100
  36. 4550
  37. 2900
  38. 33000
  39. 10
  40. 9800

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