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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 634 · 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. 1.5 × 1000 =
  2. 2.48 × 100 =
  3. 3.10 × ? = 10000
  4. 4.878 × ? = 8780
  5. 5.8 × ? = 800
  6. 6.108 × 10 =
  7. 7.9 × 1000 =
  8. 8.363 × 10 =
  9. 9.53 × 100 =
  10. 10.571 × ? = 5710
  11. 11.193 × ? = 1930
  12. 12.256 × 10 =
  13. 13.24 × ? = 24000
  14. 14.134 × 10 =
  15. 15.21 × 100 =
  16. 16.15 × ? = 15000
  17. 17.773 × 10 =
  18. 18.842 × 10 =
  19. 19.603 × ? = 6030
  20. 20.7 × 1000 =
  21. 21.21 × ? = 21000
  22. 22.3 × 1000 =
  23. 23.333 × 10 =
  24. 24.672 × 10 =
  25. 25.35 × ? = 35000
  26. 26.848 × ? = 8480
  27. 27.70 × 100 =
  28. 28.43 × 1000 =
  29. 29.40 × 100 =
  30. 30.19 × 100 =
  31. 31.64 × 100 =
  32. 32.460 × ? = 4600
  33. 33.47 × 1000 =
  34. 34.13 × 1000 =
  35. 35.278 × 10 =
  36. 36.23 × 100 =
  37. 37.12 × 1000 =
  38. 38.19 × ? = 19000
  39. 39.515 × 10 =
  40. 40.17 × 1000 =

Answer key

  1. 5000
  2. 4800
  3. 1000
  4. 10
  5. 100
  6. 1080
  7. 9000
  8. 3630
  9. 5300
  10. 10
  11. 10
  12. 2560
  13. 1000
  14. 1340
  15. 2100
  16. 1000
  17. 7730
  18. 8420
  19. 10
  20. 7000
  21. 1000
  22. 3000
  23. 3330
  24. 6720
  25. 1000
  26. 10
  27. 7000
  28. 43000
  29. 4000
  30. 1900
  31. 6400
  32. 10
  33. 47000
  34. 13000
  35. 2780
  36. 2300
  37. 12000
  38. 1000
  39. 5150
  40. 17000

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