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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 668 · 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. 1.792 × 10 =
  2. 2.24 × 1000 =
  3. 3.638 × 10 =
  4. 4.14 × ? = 1400
  5. 5.249 × 10 =
  6. 6.11 × ? = 1100
  7. 7.64 × ? = 6400
  8. 8.790 × ? = 7900
  9. 9.45 × ? = 45000
  10. 10.19 × 1000 =
  11. 11.199 × 10 =
  12. 12.11 × 100 =
  13. 13.438 × 10 =
  14. 14.9 × 1000 =
  15. 15.52 × 100 =
  16. 16.565 × 10 =
  17. 17.455 × 10 =
  18. 18.60 × 100 =
  19. 19.29 × 1000 =
  20. 20.50 × ? = 50000
  21. 21.672 × 10 =
  22. 22.32 × 1000 =
  23. 23.159 × 10 =
  24. 24.782 × 10 =
  25. 25.383 × ? = 3830
  26. 26.5 × ? = 5000
  27. 27.138 × ? = 1380
  28. 28.14 × 100 =
  29. 29.7 × 1000 =
  30. 30.16 × 1000 =
  31. 31.36 × 1000 =
  32. 32.77 × ? = 7700
  33. 33.39 × ? = 39000
  34. 34.896 × ? = 8960
  35. 35.6 × 1000 =
  36. 36.83 × 100 =
  37. 37.89 × 100 =
  38. 38.710 × ? = 7100
  39. 39.2 × 10 =
  40. 40.899 × 10 =

Answer key

  1. 7920
  2. 24000
  3. 6380
  4. 100
  5. 2490
  6. 100
  7. 100
  8. 10
  9. 1000
  10. 19000
  11. 1990
  12. 1100
  13. 4380
  14. 9000
  15. 5200
  16. 5650
  17. 4550
  18. 6000
  19. 29000
  20. 1000
  21. 6720
  22. 32000
  23. 1590
  24. 7820
  25. 10
  26. 1000
  27. 10
  28. 1400
  29. 7000
  30. 16000
  31. 36000
  32. 100
  33. 1000
  34. 10
  35. 6000
  36. 8300
  37. 8900
  38. 10
  39. 20
  40. 8990

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