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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 890 · 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. 1.51 × 100 =
  2. 2.77 × 100 =
  3. 3.308 × ? = 3080
  4. 4.45 × 100 =
  5. 5.6 × 100 =
  6. 6.8 × ? = 800
  7. 7.9 × 1000 =
  8. 8.26 × ? = 2600
  9. 9.71 × ? = 7100
  10. 10.29 × ? = 29000
  11. 11.559 × 10 =
  12. 12.48 × 100 =
  13. 13.49 × 1000 =
  14. 14.180 × 10 =
  15. 15.14 × 1000 =
  16. 16.8 × 1000 =
  17. 17.94 × 100 =
  18. 18.600 × 10 =
  19. 19.44 × ? = 44000
  20. 20.3 × 1000 =
  21. 21.329 × ? = 3290
  22. 22.20 × 100 =
  23. 23.58 × 100 =
  24. 24.920 × ? = 9200
  25. 25.954 × ? = 9540
  26. 26.57 × 10 =
  27. 27.28 × ? = 28000
  28. 28.29 × ? = 2900
  29. 29.70 × 100 =
  30. 30.31 × 1000 =
  31. 31.5 × ? = 5000
  32. 32.166 × 10 =
  33. 33.695 × 10 =
  34. 34.16 × ? = 16000
  35. 35.18 × 100 =
  36. 36.158 × 10 =
  37. 37.3 × ? = 300
  38. 38.75 × ? = 7500
  39. 39.847 × 10 =
  40. 40.22 × ? = 220

Answer key

  1. 5100
  2. 7700
  3. 10
  4. 4500
  5. 600
  6. 100
  7. 9000
  8. 100
  9. 100
  10. 1000
  11. 5590
  12. 4800
  13. 49000
  14. 1800
  15. 14000
  16. 8000
  17. 9400
  18. 6000
  19. 1000
  20. 3000
  21. 10
  22. 2000
  23. 5800
  24. 10
  25. 10
  26. 570
  27. 1000
  28. 100
  29. 7000
  30. 31000
  31. 1000
  32. 1660
  33. 6950
  34. 1000
  35. 1800
  36. 1580
  37. 100
  38. 100
  39. 8470
  40. 10

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