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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 945 · 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. 1.167 × 10 =
  2. 2.396 × 10 =
  3. 3.14 × ? = 1400
  4. 4.234 × ? = 2340
  5. 5.138 × ? = 1380
  6. 6.39 × ? = 3900
  7. 7.344 × 10 =
  8. 8.18 × ? = 18000
  9. 9.10 × 1000 =
  10. 10.4 × 1000 =
  11. 11.62 × ? = 6200
  12. 12.26 × 1000 =
  13. 13.641 × ? = 6410
  14. 14.766 × 10 =
  15. 15.72 × ? = 7200
  16. 16.25 × ? = 2500
  17. 17.775 × 10 =
  18. 18.22 × ? = 2200
  19. 19.620 × 10 =
  20. 20.50 × 100 =
  21. 21.41 × 1000 =
  22. 22.58 × 100 =
  23. 23.15 × 1000 =
  24. 24.13 × 100 =
  25. 25.5 × ? = 5000
  26. 26.251 × 10 =
  27. 27.84 × ? = 8400
  28. 28.878 × 10 =
  29. 29.37 × 1000 =
  30. 30.56 × 100 =
  31. 31.373 × 10 =
  32. 32.11 × 1000 =
  33. 33.972 × 10 =
  34. 34.17 × ? = 17000
  35. 35.212 × 10 =
  36. 36.20 × ? = 2000
  37. 37.17 × ? = 1700
  38. 38.37 × ? = 3700
  39. 39.705 × ? = 7050
  40. 40.7 × ? = 700

Answer key

  1. 1670
  2. 3960
  3. 100
  4. 10
  5. 10
  6. 100
  7. 3440
  8. 1000
  9. 10000
  10. 4000
  11. 100
  12. 26000
  13. 10
  14. 7660
  15. 100
  16. 100
  17. 7750
  18. 100
  19. 6200
  20. 5000
  21. 41000
  22. 5800
  23. 15000
  24. 1300
  25. 1000
  26. 2510
  27. 100
  28. 8780
  29. 37000
  30. 5600
  31. 3730
  32. 11000
  33. 9720
  34. 1000
  35. 2120
  36. 100
  37. 100
  38. 100
  39. 10
  40. 100

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