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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 732 · 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. 1.82 × ? = 8200
  2. 2.7 × ? = 7000
  3. 3.178 × 10 =
  4. 4.988 × 10 =
  5. 5.34 × 1000 =
  6. 6.30 × 1000 =
  7. 7.354 × 10 =
  8. 8.64 × 100 =
  9. 9.15 × 100 =
  10. 10.549 × 10 =
  11. 11.571 × 10 =
  12. 12.37 × ? = 37000
  13. 13.46 × ? = 46000
  14. 14.45 × 1000 =
  15. 15.36 × 1000 =
  16. 16.33 × 100 =
  17. 17.7 × ? = 700
  18. 18.22 × ? = 2200
  19. 19.305 × 10 =
  20. 20.970 × ? = 9700
  21. 21.903 × 10 =
  22. 22.17 × 1000 =
  23. 23.40 × 100 =
  24. 24.523 × 10 =
  25. 25.43 × 100 =
  26. 26.34 × 100 =
  27. 27.86 × ? = 8600
  28. 28.2 × 1000 =
  29. 29.251 × ? = 2510
  30. 30.953 × 10 =
  31. 31.44 × 100 =
  32. 32.87 × ? = 8700
  33. 33.5 × 100 =
  34. 34.47 × ? = 47000
  35. 35.62 × ? = 6200
  36. 36.900 × 10 =
  37. 37.26 × ? = 26000
  38. 38.29 × 1000 =
  39. 39.606 × 10 =
  40. 40.37 × 100 =

Answer key

  1. 100
  2. 1000
  3. 1780
  4. 9880
  5. 34000
  6. 30000
  7. 3540
  8. 6400
  9. 1500
  10. 5490
  11. 5710
  12. 1000
  13. 1000
  14. 45000
  15. 36000
  16. 3300
  17. 100
  18. 100
  19. 3050
  20. 10
  21. 9030
  22. 17000
  23. 4000
  24. 5230
  25. 4300
  26. 3400
  27. 100
  28. 2000
  29. 10
  30. 9530
  31. 4400
  32. 100
  33. 500
  34. 1000
  35. 100
  36. 9000
  37. 1000
  38. 29000
  39. 6060
  40. 3700

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