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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 706 · 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. 1.580 × 10 =
  2. 2.37 × ? = 37000
  3. 3.48 × 1000 =
  4. 4.24 × 100 =
  5. 5.723 × ? = 7230
  6. 6.78 × 100 =
  7. 7.14 × 1000 =
  8. 8.799 × 10 =
  9. 9.120 × ? = 1200
  10. 10.192 × 10 =
  11. 11.500 × 10 =
  12. 12.494 × 10 =
  13. 13.402 × ? = 4020
  14. 14.9 × 100 =
  15. 15.24 × ? = 24000
  16. 16.8 × 100 =
  17. 17.75 × 100 =
  18. 18.327 × 10 =
  19. 19.35 × ? = 35000
  20. 20.814 × 10 =
  21. 21.79 × ? = 7900
  22. 22.30 × 1000 =
  23. 23.13 × 1000 =
  24. 24.7 × 1000 =
  25. 25.111 × ? = 1110
  26. 26.28 × 1000 =
  27. 27.9 × 1000 =
  28. 28.985 × ? = 9850
  29. 29.884 × ? = 8840
  30. 30.421 × ? = 4210
  31. 31.19 × 100 =
  32. 32.40 × 1000 =
  33. 33.619 × ? = 6190
  34. 34.21 × 1000 =
  35. 35.238 × ? = 2380
  36. 36.39 × ? = 3900
  37. 37.42 × ? = 42000
  38. 38.951 × 10 =
  39. 39.4 × ? = 4000
  40. 40.37 × 100 =

Answer key

  1. 5800
  2. 1000
  3. 48000
  4. 2400
  5. 10
  6. 7800
  7. 14000
  8. 7990
  9. 10
  10. 1920
  11. 5000
  12. 4940
  13. 10
  14. 900
  15. 1000
  16. 800
  17. 7500
  18. 3270
  19. 1000
  20. 8140
  21. 100
  22. 30000
  23. 13000
  24. 7000
  25. 10
  26. 28000
  27. 9000
  28. 10
  29. 10
  30. 10
  31. 1900
  32. 40000
  33. 10
  34. 21000
  35. 10
  36. 100
  37. 1000
  38. 9510
  39. 1000
  40. 3700

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