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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 239 · 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. 1.6 × ? = 6000
  2. 2.91 × ? = 9100
  3. 3.81 × ? = 8100
  4. 4.70 × 100 =
  5. 5.72 × 100 =
  6. 6.52 × 100 =
  7. 7.5 × 10 =
  8. 8.47 × ? = 47000
  9. 9.41 × 1000 =
  10. 10.3 × ? = 300
  11. 11.22 × 100 =
  12. 12.22 × 1000 =
  13. 13.841 × 10 =
  14. 14.4 × 100 =
  15. 15.155 × ? = 1550
  16. 16.61 × ? = 6100
  17. 17.107 × 10 =
  18. 18.29 × ? = 29000
  19. 19.14 × 1000 =
  20. 20.975 × 10 =
  21. 21.548 × 10 =
  22. 22.118 × 10 =
  23. 23.21 × ? = 2100
  24. 24.121 × ? = 1210
  25. 25.499 × ? = 4990
  26. 26.50 × ? = 5000
  27. 27.46 × 1000 =
  28. 28.13 × ? = 13000
  29. 29.501 × ? = 5010
  30. 30.201 × ? = 2010
  31. 31.16 × 1000 =
  32. 32.478 × ? = 4780
  33. 33.24 × 100 =
  34. 34.433 × 10 =
  35. 35.45 × 100 =
  36. 36.16 × 100 =
  37. 37.20 × 100 =
  38. 38.53 × 100 =
  39. 39.37 × 1000 =
  40. 40.732 × 10 =

Answer key

  1. 1000
  2. 100
  3. 100
  4. 7000
  5. 7200
  6. 5200
  7. 50
  8. 1000
  9. 41000
  10. 100
  11. 2200
  12. 22000
  13. 8410
  14. 400
  15. 10
  16. 100
  17. 1070
  18. 1000
  19. 14000
  20. 9750
  21. 5480
  22. 1180
  23. 100
  24. 10
  25. 10
  26. 100
  27. 46000
  28. 1000
  29. 10
  30. 10
  31. 16000
  32. 10
  33. 2400
  34. 4330
  35. 4500
  36. 1600
  37. 2000
  38. 5300
  39. 37000
  40. 7320

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