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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 457 · 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. 1.409 × 10 =
  2. 2.36 × ? = 3600
  3. 3.76 × ? = 7600
  4. 4.48 × 100 =
  5. 5.8 × 100 =
  6. 6.758 × ? = 7580
  7. 7.352 × 10 =
  8. 8.60 × ? = 6000
  9. 9.11 × 1000 =
  10. 10.14 × 1000 =
  11. 11.511 × 10 =
  12. 12.782 × 10 =
  13. 13.16 × 1000 =
  14. 14.849 × ? = 8490
  15. 15.87 × 100 =
  16. 16.937 × 10 =
  17. 17.30 × ? = 3000
  18. 18.33 × 1000 =
  19. 19.460 × 10 =
  20. 20.218 × 10 =
  21. 21.793 × ? = 7930
  22. 22.39 × 1000 =
  23. 23.442 × 10 =
  24. 24.93 × 100 =
  25. 25.68 × ? = 6800
  26. 26.2 × ? = 2000
  27. 27.46 × 1000 =
  28. 28.14 × ? = 14000
  29. 29.20 × ? = 2000
  30. 30.68 × 100 =
  31. 31.37 × 1000 =
  32. 32.928 × 10 =
  33. 33.48 × 10 =
  34. 34.4 × 1000 =
  35. 35.123 × ? = 1230
  36. 36.731 × ? = 7310
  37. 37.37 × ? = 3700
  38. 38.506 × ? = 5060
  39. 39.49 × 10 =
  40. 40.291 × 10 =

Answer key

  1. 4090
  2. 100
  3. 100
  4. 4800
  5. 800
  6. 10
  7. 3520
  8. 100
  9. 11000
  10. 14000
  11. 5110
  12. 7820
  13. 16000
  14. 10
  15. 8700
  16. 9370
  17. 100
  18. 33000
  19. 4600
  20. 2180
  21. 10
  22. 39000
  23. 4420
  24. 9300
  25. 100
  26. 1000
  27. 46000
  28. 1000
  29. 100
  30. 6800
  31. 37000
  32. 9280
  33. 480
  34. 4000
  35. 10
  36. 10
  37. 100
  38. 10
  39. 490
  40. 2910

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