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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 733 · 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 × 100 =
  2. 2.885 × 10 =
  3. 3.26 × 1000 =
  4. 4.33 × 1000 =
  5. 5.160 × 10 =
  6. 6.44 × 100 =
  7. 7.10 × ? = 10000
  8. 8.63 × 100 =
  9. 9.73 × 100 =
  10. 10.460 × 10 =
  11. 11.496 × ? = 4960
  12. 12.13 × 100 =
  13. 13.7 × 1000 =
  14. 14.31 × ? = 31000
  15. 15.47 × ? = 47000
  16. 16.353 × 10 =
  17. 17.16 × 1000 =
  18. 18.29 × 1000 =
  19. 19.934 × ? = 9340
  20. 20.20 × ? = 20000
  21. 21.78 × ? = 780
  22. 22.49 × ? = 4900
  23. 23.21 × 100 =
  24. 24.790 × ? = 7900
  25. 25.52 × ? = 5200
  26. 26.5 × ? = 500
  27. 27.191 × ? = 1910
  28. 28.36 × 100 =
  29. 29.30 × 1000 =
  30. 30.38 × ? = 38000
  31. 31.32 × ? = 3200
  32. 32.91 × 100 =
  33. 33.26 × ? = 2600
  34. 34.24 × 100 =
  35. 35.121 × ? = 1210
  36. 36.538 × 10 =
  37. 37.491 × ? = 4910
  38. 38.316 × 10 =
  39. 39.308 × 10 =
  40. 40.91 × 10 =

Answer key

  1. 4900
  2. 8850
  3. 26000
  4. 33000
  5. 1600
  6. 4400
  7. 1000
  8. 6300
  9. 7300
  10. 4600
  11. 10
  12. 1300
  13. 7000
  14. 1000
  15. 1000
  16. 3530
  17. 16000
  18. 29000
  19. 10
  20. 1000
  21. 10
  22. 100
  23. 2100
  24. 10
  25. 100
  26. 100
  27. 10
  28. 3600
  29. 30000
  30. 1000
  31. 100
  32. 9100
  33. 100
  34. 2400
  35. 10
  36. 5380
  37. 10
  38. 3160
  39. 3080
  40. 910

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