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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 632 · 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. 1.23 × 1000 =
  2. 2.54 × 100 =
  3. 3.377 × 10 =
  4. 4.611 × ? = 6110
  5. 5.807 × 10 =
  6. 6.95 × ? = 9500
  7. 7.975 × 10 =
  8. 8.912 × 10 =
  9. 9.256 × 10 =
  10. 10.50 × 1000 =
  11. 11.21 × ? = 21000
  12. 12.3 × ? = 3000
  13. 13.558 × 10 =
  14. 14.22 × ? = 2200
  15. 15.47 × 1000 =
  16. 16.5 × ? = 5000
  17. 17.5 × 100 =
  18. 18.279 × 10 =
  19. 19.454 × ? = 4540
  20. 20.13 × 1000 =
  21. 21.10 × 1000 =
  22. 22.13 × 100 =
  23. 23.37 × 100 =
  24. 24.382 × 10 =
  25. 25.20 × 1000 =
  26. 26.48 × 1000 =
  27. 27.49 × 1000 =
  28. 28.43 × 10 =
  29. 29.12 × 1000 =
  30. 30.46 × 100 =
  31. 31.501 × ? = 5010
  32. 32.35 × ? = 35000
  33. 33.11 × ? = 110
  34. 34.603 × ? = 6030
  35. 35.383 × 10 =
  36. 36.53 × 100 =
  37. 37.686 × 10 =
  38. 38.179 × 10 =
  39. 39.23 × 10 =
  40. 40.10 × ? = 10000

Answer key

  1. 23000
  2. 5400
  3. 3770
  4. 10
  5. 8070
  6. 100
  7. 9750
  8. 9120
  9. 2560
  10. 50000
  11. 1000
  12. 1000
  13. 5580
  14. 100
  15. 47000
  16. 1000
  17. 500
  18. 2790
  19. 10
  20. 13000
  21. 10000
  22. 1300
  23. 3700
  24. 3820
  25. 20000
  26. 48000
  27. 49000
  28. 430
  29. 12000
  30. 4600
  31. 10
  32. 1000
  33. 10
  34. 10
  35. 3830
  36. 5300
  37. 6860
  38. 1790
  39. 230
  40. 1000

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