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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 389 · 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. 1.11 × 1000 =
  2. 2.141 × ? = 1410
  3. 3.175 × 10 =
  4. 4.31 × ? = 31000
  5. 5.17 × 1000 =
  6. 6.452 × 10 =
  7. 7.18 × ? = 18000
  8. 8.537 × ? = 5370
  9. 9.864 × 10 =
  10. 10.21 × 1000 =
  11. 11.835 × 10 =
  12. 12.13 × ? = 13000
  13. 13.18 × 100 =
  14. 14.171 × ? = 1710
  15. 15.100 × 10 =
  16. 16.543 × ? = 5430
  17. 17.23 × ? = 23000
  18. 18.58 × 100 =
  19. 19.36 × 100 =
  20. 20.40 × 1000 =
  21. 21.14 × 10 =
  22. 22.44 × 1000 =
  23. 23.22 × 1000 =
  24. 24.26 × ? = 26000
  25. 25.45 × ? = 4500
  26. 26.14 × ? = 14000
  27. 27.30 × ? = 300
  28. 28.19 × ? = 1900
  29. 29.39 × 1000 =
  30. 30.615 × ? = 6150
  31. 31.20 × 1000 =
  32. 32.770 × 10 =
  33. 33.798 × 10 =
  34. 34.671 × ? = 6710
  35. 35.31 × ? = 3100
  36. 36.90 × ? = 9000
  37. 37.46 × 100 =
  38. 38.727 × ? = 7270
  39. 39.13 × 1000 =
  40. 40.34 × 1000 =

Answer key

  1. 11000
  2. 10
  3. 1750
  4. 1000
  5. 17000
  6. 4520
  7. 1000
  8. 10
  9. 8640
  10. 21000
  11. 8350
  12. 1000
  13. 1800
  14. 10
  15. 1000
  16. 10
  17. 1000
  18. 5800
  19. 3600
  20. 40000
  21. 140
  22. 44000
  23. 22000
  24. 1000
  25. 100
  26. 1000
  27. 10
  28. 100
  29. 39000
  30. 10
  31. 20000
  32. 7700
  33. 7980
  34. 10
  35. 100
  36. 100
  37. 4600
  38. 10
  39. 13000
  40. 34000

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