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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 473 · 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. 1.904 × 10 =
  2. 2.161 × 10 =
  3. 3.43 × 1000 =
  4. 4.43 × 100 =
  5. 5.423 × 10 =
  6. 6.4 × 1000 =
  7. 7.359 × 10 =
  8. 8.64 × 100 =
  9. 9.32 × 1000 =
  10. 10.499 × ? = 4990
  11. 11.2 × 100 =
  12. 12.59 × ? = 5900
  13. 13.83 × ? = 8300
  14. 14.24 × 1000 =
  15. 15.183 × 10 =
  16. 16.24 × 100 =
  17. 17.70 × 10 =
  18. 18.5 × 1000 =
  19. 19.45 × 1000 =
  20. 20.967 × 10 =
  21. 21.352 × ? = 3520
  22. 22.487 × ? = 4870
  23. 23.63 × 100 =
  24. 24.502 × 10 =
  25. 25.433 × 10 =
  26. 26.574 × ? = 5740
  27. 27.34 × ? = 34000
  28. 28.61 × ? = 6100
  29. 29.12 × 1000 =
  30. 30.48 × ? = 48000
  31. 31.7 × ? = 700
  32. 32.121 × ? = 1210
  33. 33.247 × ? = 2470
  34. 34.73 × ? = 7300
  35. 35.720 × 10 =
  36. 36.13 × 1000 =
  37. 37.2 × ? = 2000
  38. 38.244 × ? = 2440
  39. 39.8 × 1000 =
  40. 40.20 × 1000 =

Answer key

  1. 9040
  2. 1610
  3. 43000
  4. 4300
  5. 4230
  6. 4000
  7. 3590
  8. 6400
  9. 32000
  10. 10
  11. 200
  12. 100
  13. 100
  14. 24000
  15. 1830
  16. 2400
  17. 700
  18. 5000
  19. 45000
  20. 9670
  21. 10
  22. 10
  23. 6300
  24. 5020
  25. 4330
  26. 10
  27. 1000
  28. 100
  29. 12000
  30. 1000
  31. 100
  32. 10
  33. 10
  34. 100
  35. 7200
  36. 13000
  37. 1000
  38. 10
  39. 8000
  40. 20000

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