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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 183 · 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. 1.85 × 10 =
  2. 2.9 × 100 =
  3. 3.18 × 1000 =
  4. 4.13 × 100 =
  5. 5.52 × 100 =
  6. 6.37 × 1000 =
  7. 7.157 × 10 =
  8. 8.550 × ? = 5500
  9. 9.509 × 10 =
  10. 10.122 × 10 =
  11. 11.44 × ? = 44000
  12. 12.662 × 10 =
  13. 13.39 × ? = 3900
  14. 14.32 × 1000 =
  15. 15.47 × 1000 =
  16. 16.21 × ? = 2100
  17. 17.28 × ? = 28000
  18. 18.64 × 10 =
  19. 19.22 × 1000 =
  20. 20.59 × 100 =
  21. 21.6 × ? = 6000
  22. 22.10 × 1000 =
  23. 23.701 × 10 =
  24. 24.512 × 10 =
  25. 25.96 × 100 =
  26. 26.41 × 1000 =
  27. 27.68 × ? = 6800
  28. 28.89 × 100 =
  29. 29.629 × ? = 6290
  30. 30.2 × 1000 =
  31. 31.193 × 10 =
  32. 32.31 × 1000 =
  33. 33.886 × 10 =
  34. 34.46 × 100 =
  35. 35.95 × 100 =
  36. 36.39 × 10 =
  37. 37.809 × 10 =
  38. 38.17 × 1000 =
  39. 39.26 × ? = 26000
  40. 40.8 × 1000 =

Answer key

  1. 850
  2. 900
  3. 18000
  4. 1300
  5. 5200
  6. 37000
  7. 1570
  8. 10
  9. 5090
  10. 1220
  11. 1000
  12. 6620
  13. 100
  14. 32000
  15. 47000
  16. 100
  17. 1000
  18. 640
  19. 22000
  20. 5900
  21. 1000
  22. 10000
  23. 7010
  24. 5120
  25. 9600
  26. 41000
  27. 100
  28. 8900
  29. 10
  30. 2000
  31. 1930
  32. 31000
  33. 8860
  34. 4600
  35. 9500
  36. 390
  37. 8090
  38. 17000
  39. 1000
  40. 8000

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