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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 642 · 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. 1.23 × 1000 =
  2. 2.109 × 10 =
  3. 3.31 × 100 =
  4. 4.15 × 1000 =
  5. 5.57 × ? = 5700
  6. 6.35 × 100 =
  7. 7.873 × 10 =
  8. 8.34 × 1000 =
  9. 9.25 × ? = 25000
  10. 10.203 × 10 =
  11. 11.71 × ? = 7100
  12. 12.818 × 10 =
  13. 13.24 × 100 =
  14. 14.26 × ? = 26000
  15. 15.60 × 10 =
  16. 16.321 × ? = 3210
  17. 17.30 × 1000 =
  18. 18.5 × ? = 5000
  19. 19.742 × 10 =
  20. 20.76 × 100 =
  21. 21.35 × 1000 =
  22. 22.6 × 1000 =
  23. 23.533 × 10 =
  24. 24.869 × 10 =
  25. 25.63 × 100 =
  26. 26.866 × 10 =
  27. 27.19 × 1000 =
  28. 28.45 × 100 =
  29. 29.687 × 10 =
  30. 30.32 × 100 =
  31. 31.370 × 10 =
  32. 32.22 × ? = 2200
  33. 33.27 × 1000 =
  34. 34.519 × 10 =
  35. 35.26 × 1000 =
  36. 36.20 × ? = 2000
  37. 37.25 × ? = 2500
  38. 38.84 × 100 =
  39. 39.800 × 10 =
  40. 40.60 × ? = 6000

Answer key

  1. 23000
  2. 1090
  3. 3100
  4. 15000
  5. 100
  6. 3500
  7. 8730
  8. 34000
  9. 1000
  10. 2030
  11. 100
  12. 8180
  13. 2400
  14. 1000
  15. 600
  16. 10
  17. 30000
  18. 1000
  19. 7420
  20. 7600
  21. 35000
  22. 6000
  23. 5330
  24. 8690
  25. 6300
  26. 8660
  27. 19000
  28. 4500
  29. 6870
  30. 3200
  31. 3700
  32. 100
  33. 27000
  34. 5190
  35. 26000
  36. 100
  37. 100
  38. 8400
  39. 8000
  40. 100

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