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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 103 · 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. 1.91 × 100 =
  2. 2.13 × ? = 1300
  3. 3.575 × 10 =
  4. 4.37 × 100 =
  5. 5.60 × 100 =
  6. 6.271 × ? = 2710
  7. 7.35 × ? = 35000
  8. 8.636 × 10 =
  9. 9.19 × 100 =
  10. 10.354 × 10 =
  11. 11.35 × ? = 3500
  12. 12.49 × 1000 =
  13. 13.9 × ? = 9000
  14. 14.536 × 10 =
  15. 15.17 × ? = 170
  16. 16.219 × 10 =
  17. 17.612 × 10 =
  18. 18.22 × 100 =
  19. 19.29 × ? = 29000
  20. 20.59 × 100 =
  21. 21.20 × 100 =
  22. 22.217 × 10 =
  23. 23.53 × ? = 5300
  24. 24.31 × 100 =
  25. 25.29 × ? = 2900
  26. 26.402 × ? = 4020
  27. 27.75 × 100 =
  28. 28.63 × 100 =
  29. 29.312 × 10 =
  30. 30.46 × ? = 46000
  31. 31.218 × ? = 2180
  32. 32.712 × 10 =
  33. 33.15 × 1000 =
  34. 34.8 × 100 =
  35. 35.2 × ? = 200
  36. 36.183 × ? = 1830
  37. 37.64 × ? = 6400
  38. 38.48 × 100 =
  39. 39.75 × ? = 7500
  40. 40.92 × 100 =

Answer key

  1. 9100
  2. 100
  3. 5750
  4. 3700
  5. 6000
  6. 10
  7. 1000
  8. 6360
  9. 1900
  10. 3540
  11. 100
  12. 49000
  13. 1000
  14. 5360
  15. 10
  16. 2190
  17. 6120
  18. 2200
  19. 1000
  20. 5900
  21. 2000
  22. 2170
  23. 100
  24. 3100
  25. 100
  26. 10
  27. 7500
  28. 6300
  29. 3120
  30. 1000
  31. 10
  32. 7120
  33. 15000
  34. 800
  35. 100
  36. 10
  37. 100
  38. 4800
  39. 100
  40. 9200

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