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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 855 · 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. 1.289 × 10 =
  2. 2.672 × 10 =
  3. 3.735 × ? = 7350
  4. 4.35 × ? = 3500
  5. 5.118 × 10 =
  6. 6.655 × ? = 6550
  7. 7.50 × ? = 5000
  8. 8.73 × 100 =
  9. 9.48 × ? = 48000
  10. 10.18 × 10 =
  11. 11.3 × 100 =
  12. 12.11 × 1000 =
  13. 13.436 × 10 =
  14. 14.37 × 1000 =
  15. 15.218 × 10 =
  16. 16.44 × 1000 =
  17. 17.34 × ? = 34000
  18. 18.627 × ? = 6270
  19. 19.3 × 1000 =
  20. 20.344 × ? = 3440
  21. 21.12 × ? = 12000
  22. 22.51 × 100 =
  23. 23.19 × 1000 =
  24. 24.30 × 100 =
  25. 25.177 × 10 =
  26. 26.109 × 10 =
  27. 27.10 × ? = 10000
  28. 28.13 × ? = 13000
  29. 29.17 × ? = 17000
  30. 30.30 × ? = 30000
  31. 31.121 × 10 =
  32. 32.19 × ? = 19000
  33. 33.31 × ? = 31000
  34. 34.33 × 1000 =
  35. 35.4 × 1000 =
  36. 36.665 × ? = 6650
  37. 37.595 × ? = 5950
  38. 38.56 × 100 =
  39. 39.178 × ? = 1780
  40. 40.18 × 100 =

Answer key

  1. 2890
  2. 6720
  3. 10
  4. 100
  5. 1180
  6. 10
  7. 100
  8. 7300
  9. 1000
  10. 180
  11. 300
  12. 11000
  13. 4360
  14. 37000
  15. 2180
  16. 44000
  17. 1000
  18. 10
  19. 3000
  20. 10
  21. 1000
  22. 5100
  23. 19000
  24. 3000
  25. 1770
  26. 1090
  27. 1000
  28. 1000
  29. 1000
  30. 1000
  31. 1210
  32. 1000
  33. 1000
  34. 33000
  35. 4000
  36. 10
  37. 10
  38. 5600
  39. 10
  40. 1800

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