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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 526 · 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. 1.835 × ? = 8350
  2. 2.38 × ? = 38000
  3. 3.8 × 1000 =
  4. 4.7 × 100 =
  5. 5.31 × 1000 =
  6. 6.18 × 100 =
  7. 7.45 × 100 =
  8. 8.591 × 10 =
  9. 9.67 × 100 =
  10. 10.21 × 100 =
  11. 11.23 × ? = 23000
  12. 12.84 × 100 =
  13. 13.389 × 10 =
  14. 14.970 × 10 =
  15. 15.336 × 10 =
  16. 16.464 × 10 =
  17. 17.286 × 10 =
  18. 18.48 × 1000 =
  19. 19.17 × 100 =
  20. 20.801 × ? = 8010
  21. 21.26 × ? = 26000
  22. 22.522 × ? = 5220
  23. 23.10 × 1000 =
  24. 24.32 × 1000 =
  25. 25.35 × ? = 35000
  26. 26.17 × 1000 =
  27. 27.16 × ? = 1600
  28. 28.177 × 10 =
  29. 29.452 × ? = 4520
  30. 30.54 × 100 =
  31. 31.503 × 10 =
  32. 32.99 × 100 =
  33. 33.50 × 1000 =
  34. 34.2 × ? = 2000
  35. 35.36 × ? = 3600
  36. 36.242 × 10 =
  37. 37.69 × 10 =
  38. 38.14 × ? = 14000
  39. 39.175 × 10 =
  40. 40.12 × 100 =

Answer key

  1. 10
  2. 1000
  3. 8000
  4. 700
  5. 31000
  6. 1800
  7. 4500
  8. 5910
  9. 6700
  10. 2100
  11. 1000
  12. 8400
  13. 3890
  14. 9700
  15. 3360
  16. 4640
  17. 2860
  18. 48000
  19. 1700
  20. 10
  21. 1000
  22. 10
  23. 10000
  24. 32000
  25. 1000
  26. 17000
  27. 100
  28. 1770
  29. 10
  30. 5400
  31. 5030
  32. 9900
  33. 50000
  34. 1000
  35. 100
  36. 2420
  37. 690
  38. 1000
  39. 1750
  40. 1200

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