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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 520 · 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. 1.407 × ? = 4070
  2. 2.30 × ? = 300
  3. 3.198 × 10 =
  4. 4.672 × 10 =
  5. 5.248 × 10 =
  6. 6.31 × 100 =
  7. 7.25 × 100 =
  8. 8.6 × 10 =
  9. 9.24 × 100 =
  10. 10.56 × 100 =
  11. 11.71 × 100 =
  12. 12.205 × 10 =
  13. 13.300 × ? = 3000
  14. 14.175 × 10 =
  15. 15.5 × ? = 500
  16. 16.170 × 10 =
  17. 17.844 × 10 =
  18. 18.23 × 1000 =
  19. 19.27 × ? = 27000
  20. 20.937 × 10 =
  21. 21.14 × 1000 =
  22. 22.12 × 1000 =
  23. 23.99 × 100 =
  24. 24.32 × 1000 =
  25. 25.606 × 10 =
  26. 26.716 × 10 =
  27. 27.225 × 10 =
  28. 28.860 × 10 =
  29. 29.3 × 10 =
  30. 30.432 × 10 =
  31. 31.36 × 100 =
  32. 32.26 × 10 =
  33. 33.563 × 10 =
  34. 34.630 × 10 =
  35. 35.437 × ? = 4370
  36. 36.30 × 100 =
  37. 37.86 × 100 =
  38. 38.88 × ? = 8800
  39. 39.9 × 1000 =
  40. 40.74 × ? = 7400

Answer key

  1. 10
  2. 10
  3. 1980
  4. 6720
  5. 2480
  6. 3100
  7. 2500
  8. 60
  9. 2400
  10. 5600
  11. 7100
  12. 2050
  13. 10
  14. 1750
  15. 100
  16. 1700
  17. 8440
  18. 23000
  19. 1000
  20. 9370
  21. 14000
  22. 12000
  23. 9900
  24. 32000
  25. 6060
  26. 7160
  27. 2250
  28. 8600
  29. 30
  30. 4320
  31. 3600
  32. 260
  33. 5630
  34. 6300
  35. 10
  36. 3000
  37. 8600
  38. 100
  39. 9000
  40. 100

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