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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 712 · 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. 1.16 × 1000 =
  2. 2.90 × ? = 9000
  3. 3.9 × 1000 =
  4. 4.30 × ? = 30000
  5. 5.45 × ? = 45000
  6. 6.70 × ? = 7000
  7. 7.25 × ? = 2500
  8. 8.330 × 10 =
  9. 9.958 × ? = 9580
  10. 10.825 × 10 =
  11. 11.3 × 1000 =
  12. 12.277 × 10 =
  13. 13.41 × 100 =
  14. 14.22 × 1000 =
  15. 15.42 × ? = 42000
  16. 16.21 × 100 =
  17. 17.907 × 10 =
  18. 18.50 × 1000 =
  19. 19.738 × ? = 7380
  20. 20.83 × ? = 8300
  21. 21.24 × ? = 2400
  22. 22.287 × 10 =
  23. 23.2 × 10 =
  24. 24.343 × 10 =
  25. 25.82 × 100 =
  26. 26.251 × ? = 2510
  27. 27.23 × ? = 23000
  28. 28.409 × ? = 4090
  29. 29.9 × ? = 9000
  30. 30.393 × ? = 3930
  31. 31.13 × 1000 =
  32. 32.99 × ? = 9900
  33. 33.15 × 1000 =
  34. 34.12 × ? = 1200
  35. 35.10 × 1000 =
  36. 36.39 × 10 =
  37. 37.48 × ? = 4800
  38. 38.61 × 100 =
  39. 39.839 × ? = 8390
  40. 40.49 × 1000 =

Answer key

  1. 16000
  2. 100
  3. 9000
  4. 1000
  5. 1000
  6. 100
  7. 100
  8. 3300
  9. 10
  10. 8250
  11. 3000
  12. 2770
  13. 4100
  14. 22000
  15. 1000
  16. 2100
  17. 9070
  18. 50000
  19. 10
  20. 100
  21. 100
  22. 2870
  23. 20
  24. 3430
  25. 8200
  26. 10
  27. 1000
  28. 10
  29. 1000
  30. 10
  31. 13000
  32. 100
  33. 15000
  34. 100
  35. 10000
  36. 390
  37. 100
  38. 6100
  39. 10
  40. 49000

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