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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 748 · 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. 1.49 × ? = 4900
  2. 2.26 × ? = 2600
  3. 3.66 × ? = 6600
  4. 4.33 × 1000 =
  5. 5.78 × 100 =
  6. 6.58 × 100 =
  7. 7.49 × 1000 =
  8. 8.35 × 100 =
  9. 9.47 × ? = 47000
  10. 10.14 × ? = 14000
  11. 11.16 × 1000 =
  12. 12.27 × ? = 27000
  13. 13.874 × ? = 8740
  14. 14.89 × ? = 8900
  15. 15.16 × ? = 1600
  16. 16.270 × ? = 2700
  17. 17.788 × ? = 7880
  18. 18.3 × ? = 3000
  19. 19.632 × ? = 6320
  20. 20.43 × 1000 =
  21. 21.579 × ? = 5790
  22. 22.59 × 100 =
  23. 23.28 × 100 =
  24. 24.38 × 10 =
  25. 25.18 × 100 =
  26. 26.31 × ? = 31000
  27. 27.79 × ? = 7900
  28. 28.7 × 100 =
  29. 29.731 × 10 =
  30. 30.61 × ? = 6100
  31. 31.88 × 100 =
  32. 32.43 × ? = 43000
  33. 33.232 × 10 =
  34. 34.68 × ? = 680
  35. 35.6 × ? = 6000
  36. 36.68 × 10 =
  37. 37.17 × ? = 1700
  38. 38.14 × 100 =
  39. 39.48 × 100 =
  40. 40.10 × 1000 =

Answer key

  1. 100
  2. 100
  3. 100
  4. 33000
  5. 7800
  6. 5800
  7. 49000
  8. 3500
  9. 1000
  10. 1000
  11. 16000
  12. 1000
  13. 10
  14. 100
  15. 100
  16. 10
  17. 10
  18. 1000
  19. 10
  20. 43000
  21. 10
  22. 5900
  23. 2800
  24. 380
  25. 1800
  26. 1000
  27. 100
  28. 700
  29. 7310
  30. 100
  31. 8800
  32. 1000
  33. 2320
  34. 10
  35. 1000
  36. 680
  37. 100
  38. 1400
  39. 4800
  40. 10000

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