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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 326 · 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. 1.12 × 1000 =
  2. 2.76 × 100 =
  3. 3.411 × 10 =
  4. 4.34 × ? = 3400
  5. 5.49 × ? = 4900
  6. 6.177 × 10 =
  7. 7.93 × ? = 9300
  8. 8.22 × 1000 =
  9. 9.739 × ? = 7390
  10. 10.10 × 1000 =
  11. 11.50 × 100 =
  12. 12.48 × ? = 48000
  13. 13.23 × ? = 2300
  14. 14.11 × ? = 1100
  15. 15.71 × 100 =
  16. 16.21 × 100 =
  17. 17.71 × ? = 7100
  18. 18.296 × 10 =
  19. 19.855 × ? = 8550
  20. 20.751 × ? = 7510
  21. 21.3 × ? = 3000
  22. 22.40 × ? = 40000
  23. 23.28 × ? = 28000
  24. 24.43 × ? = 43000
  25. 25.2 × 1000 =
  26. 26.24 × ? = 2400
  27. 27.73 × 100 =
  28. 28.51 × 100 =
  29. 29.599 × ? = 5990
  30. 30.21 × 1000 =
  31. 31.5 × ? = 5000
  32. 32.14 × 1000 =
  33. 33.9 × ? = 9000
  34. 34.17 × 1000 =
  35. 35.585 × 10 =
  36. 36.3 × 100 =
  37. 37.47 × 1000 =
  38. 38.31 × 1000 =
  39. 39.6 × 1000 =
  40. 40.18 × ? = 180

Answer key

  1. 12000
  2. 7600
  3. 4110
  4. 100
  5. 100
  6. 1770
  7. 100
  8. 22000
  9. 10
  10. 10000
  11. 5000
  12. 1000
  13. 100
  14. 100
  15. 7100
  16. 2100
  17. 100
  18. 2960
  19. 10
  20. 10
  21. 1000
  22. 1000
  23. 1000
  24. 1000
  25. 2000
  26. 100
  27. 7300
  28. 5100
  29. 10
  30. 21000
  31. 1000
  32. 14000
  33. 1000
  34. 17000
  35. 5850
  36. 300
  37. 47000
  38. 31000
  39. 6000
  40. 10

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