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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 538 · 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. 1.50 × ? = 50000
  2. 2.19 × 100 =
  3. 3.817 × 10 =
  4. 4.893 × ? = 8930
  5. 5.437 × ? = 4370
  6. 6.27 × 1000 =
  7. 7.290 × 10 =
  8. 8.25 × 1000 =
  9. 9.266 × ? = 2660
  10. 10.67 × 100 =
  11. 11.35 × ? = 3500
  12. 12.43 × 1000 =
  13. 13.16 × 100 =
  14. 14.36 × 1000 =
  15. 15.572 × 10 =
  16. 16.44 × ? = 44000
  17. 17.19 × ? = 1900
  18. 18.6 × 100 =
  19. 19.49 × 100 =
  20. 20.42 × ? = 42000
  21. 21.54 × 100 =
  22. 22.73 × ? = 7300
  23. 23.974 × 10 =
  24. 24.13 × 1000 =
  25. 25.40 × 1000 =
  26. 26.26 × ? = 26000
  27. 27.159 × ? = 1590
  28. 28.192 × ? = 1920
  29. 29.699 × 10 =
  30. 30.477 × 10 =
  31. 31.85 × 100 =
  32. 32.895 × 10 =
  33. 33.626 × ? = 6260
  34. 34.545 × 10 =
  35. 35.21 × ? = 21000
  36. 36.59 × 10 =
  37. 37.432 × 10 =
  38. 38.991 × 10 =
  39. 39.23 × 100 =
  40. 40.56 × 100 =

Answer key

  1. 1000
  2. 1900
  3. 8170
  4. 10
  5. 10
  6. 27000
  7. 2900
  8. 25000
  9. 10
  10. 6700
  11. 100
  12. 43000
  13. 1600
  14. 36000
  15. 5720
  16. 1000
  17. 100
  18. 600
  19. 4900
  20. 1000
  21. 5400
  22. 100
  23. 9740
  24. 13000
  25. 40000
  26. 1000
  27. 10
  28. 10
  29. 6990
  30. 4770
  31. 8500
  32. 8950
  33. 10
  34. 5450
  35. 1000
  36. 590
  37. 4320
  38. 9910
  39. 2300
  40. 5600

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