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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 362 · 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. 1.685 × 10 =
  2. 2.952 × 10 =
  3. 3.187 × ? = 1870
  4. 4.596 × 10 =
  5. 5.91 × ? = 9100
  6. 6.27 × ? = 27000
  7. 7.33 × ? = 33000
  8. 8.49 × 1000 =
  9. 9.80 × ? = 8000
  10. 10.494 × 10 =
  11. 11.65 × 100 =
  12. 12.925 × 10 =
  13. 13.268 × ? = 2680
  14. 14.43 × 1000 =
  15. 15.42 × 1000 =
  16. 16.434 × 10 =
  17. 17.32 × 1000 =
  18. 18.41 × 1000 =
  19. 19.41 × ? = 41000
  20. 20.593 × ? = 5930
  21. 21.816 × 10 =
  22. 22.162 × 10 =
  23. 23.34 × 1000 =
  24. 24.693 × ? = 6930
  25. 25.906 × 10 =
  26. 26.38 × 100 =
  27. 27.71 × 100 =
  28. 28.275 × 10 =
  29. 29.632 × 10 =
  30. 30.47 × 1000 =
  31. 31.24 × 1000 =
  32. 32.18 × 10 =
  33. 33.45 × 1000 =
  34. 34.23 × 1000 =
  35. 35.40 × ? = 40000
  36. 36.480 × ? = 4800
  37. 37.45 × 100 =
  38. 38.683 × ? = 6830
  39. 39.8 × 1000 =
  40. 40.88 × 100 =

Answer key

  1. 6850
  2. 9520
  3. 10
  4. 5960
  5. 100
  6. 1000
  7. 1000
  8. 49000
  9. 100
  10. 4940
  11. 6500
  12. 9250
  13. 10
  14. 43000
  15. 42000
  16. 4340
  17. 32000
  18. 41000
  19. 1000
  20. 10
  21. 8160
  22. 1620
  23. 34000
  24. 10
  25. 9060
  26. 3800
  27. 7100
  28. 2750
  29. 6320
  30. 47000
  31. 24000
  32. 180
  33. 45000
  34. 23000
  35. 1000
  36. 10
  37. 4500
  38. 10
  39. 8000
  40. 8800

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