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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 921 · 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. 1.26 × 100 =
  2. 2.17 × 100 =
  3. 3.927 × ? = 9270
  4. 4.20 × ? = 200
  5. 5.15 × 10 =
  6. 6.915 × 10 =
  7. 7.41 × 1000 =
  8. 8.896 × 10 =
  9. 9.5 × ? = 5000
  10. 10.11 × 1000 =
  11. 11.37 × ? = 370
  12. 12.86 × 100 =
  13. 13.184 × 10 =
  14. 14.12 × 1000 =
  15. 15.282 × 10 =
  16. 16.28 × 1000 =
  17. 17.579 × 10 =
  18. 18.907 × ? = 9070
  19. 19.641 × 10 =
  20. 20.28 × ? = 28000
  21. 21.27 × ? = 2700
  22. 22.452 × ? = 4520
  23. 23.9 × 100 =
  24. 24.2 × ? = 200
  25. 25.31 × ? = 31000
  26. 26.21 × 1000 =
  27. 27.22 × 1000 =
  28. 28.219 × ? = 2190
  29. 29.2 × ? = 2000
  30. 30.721 × ? = 7210
  31. 31.59 × 100 =
  32. 32.723 × 10 =
  33. 33.26 × ? = 26000
  34. 34.109 × ? = 1090
  35. 35.78 × ? = 7800
  36. 36.47 × 100 =
  37. 37.14 × 100 =
  38. 38.650 × 10 =
  39. 39.235 × 10 =
  40. 40.111 × ? = 1110

Answer key

  1. 2600
  2. 1700
  3. 10
  4. 10
  5. 150
  6. 9150
  7. 41000
  8. 8960
  9. 1000
  10. 11000
  11. 10
  12. 8600
  13. 1840
  14. 12000
  15. 2820
  16. 28000
  17. 5790
  18. 10
  19. 6410
  20. 1000
  21. 100
  22. 10
  23. 900
  24. 100
  25. 1000
  26. 21000
  27. 22000
  28. 10
  29. 1000
  30. 10
  31. 5900
  32. 7230
  33. 1000
  34. 10
  35. 100
  36. 4700
  37. 1400
  38. 6500
  39. 2350
  40. 10

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