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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 757 · 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. 1.58 × 100 =
  2. 2.9 × ? = 9000
  3. 3.16 × 100 =
  4. 4.279 × ? = 2790
  5. 5.34 × ? = 340
  6. 6.10 × ? = 10000
  7. 7.49 × 1000 =
  8. 8.3 × ? = 300
  9. 9.904 × 10 =
  10. 10.23 × 1000 =
  11. 11.11 × 1000 =
  12. 12.200 × ? = 2000
  13. 13.161 × ? = 1610
  14. 14.7 × ? = 7000
  15. 15.136 × 10 =
  16. 16.20 × ? = 2000
  17. 17.448 × ? = 4480
  18. 18.16 × ? = 16000
  19. 19.6 × 100 =
  20. 20.50 × 100 =
  21. 21.22 × ? = 2200
  22. 22.15 × 1000 =
  23. 23.21 × 100 =
  24. 24.69 × ? = 6900
  25. 25.525 × 10 =
  26. 26.118 × ? = 1180
  27. 27.216 × 10 =
  28. 28.750 × 10 =
  29. 29.5 × 100 =
  30. 30.578 × ? = 5780
  31. 31.26 × ? = 2600
  32. 32.7 × ? = 70
  33. 33.34 × 1000 =
  34. 34.17 × 100 =
  35. 35.413 × 10 =
  36. 36.313 × ? = 3130
  37. 37.91 × 100 =
  38. 38.237 × 10 =
  39. 39.36 × ? = 36000
  40. 40.87 × 100 =

Answer key

  1. 5800
  2. 1000
  3. 1600
  4. 10
  5. 10
  6. 1000
  7. 49000
  8. 100
  9. 9040
  10. 23000
  11. 11000
  12. 10
  13. 10
  14. 1000
  15. 1360
  16. 100
  17. 10
  18. 1000
  19. 600
  20. 5000
  21. 100
  22. 15000
  23. 2100
  24. 100
  25. 5250
  26. 10
  27. 2160
  28. 7500
  29. 500
  30. 10
  31. 100
  32. 10
  33. 34000
  34. 1700
  35. 4130
  36. 10
  37. 9100
  38. 2370
  39. 1000
  40. 8700

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