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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 164 · 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. 1.63 × 100 =
  2. 2.547 × 10 =
  3. 3.42 × ? = 42000
  4. 4.41 × ? = 41000
  5. 5.830 × 10 =
  6. 6.93 × 100 =
  7. 7.90 × 100 =
  8. 8.11 × 1000 =
  9. 9.40 × ? = 4000
  10. 10.18 × ? = 18000
  11. 11.34 × ? = 34000
  12. 12.31 × ? = 3100
  13. 13.20 × 1000 =
  14. 14.8 × 100 =
  15. 15.24 × 10 =
  16. 16.87 × ? = 8700
  17. 17.55 × 100 =
  18. 18.6 × 1000 =
  19. 19.867 × 10 =
  20. 20.8 × 1000 =
  21. 21.173 × ? = 1730
  22. 22.800 × 10 =
  23. 23.28 × 1000 =
  24. 24.933 × ? = 9330
  25. 25.700 × 10 =
  26. 26.103 × ? = 1030
  27. 27.601 × 10 =
  28. 28.6 × 100 =
  29. 29.760 × 10 =
  30. 30.724 × 10 =
  31. 31.183 × 10 =
  32. 32.76 × 100 =
  33. 33.842 × 10 =
  34. 34.109 × ? = 1090
  35. 35.84 × 100 =
  36. 36.56 × 100 =
  37. 37.323 × 10 =
  38. 38.691 × 10 =
  39. 39.58 × ? = 5800
  40. 40.46 × 1000 =

Answer key

  1. 6300
  2. 5470
  3. 1000
  4. 1000
  5. 8300
  6. 9300
  7. 9000
  8. 11000
  9. 100
  10. 1000
  11. 1000
  12. 100
  13. 20000
  14. 800
  15. 240
  16. 100
  17. 5500
  18. 6000
  19. 8670
  20. 8000
  21. 10
  22. 8000
  23. 28000
  24. 10
  25. 7000
  26. 10
  27. 6010
  28. 600
  29. 7600
  30. 7240
  31. 1830
  32. 7600
  33. 8420
  34. 10
  35. 8400
  36. 5600
  37. 3230
  38. 6910
  39. 100
  40. 46000

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