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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 989 · 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. 1.756 × 10 =
  2. 2.296 × 10 =
  3. 3.10 × ? = 1000
  4. 4.727 × ? = 7270
  5. 5.122 × 10 =
  6. 6.50 × 1000 =
  7. 7.14 × ? = 1400
  8. 8.15 × 100 =
  9. 9.39 × ? = 39000
  10. 10.25 × ? = 2500
  11. 11.10 × ? = 10000
  12. 12.61 × 100 =
  13. 13.28 × ? = 280
  14. 14.23 × ? = 2300
  15. 15.36 × 100 =
  16. 16.880 × 10 =
  17. 17.23 × ? = 23000
  18. 18.28 × 100 =
  19. 19.10 × 100 =
  20. 20.43 × ? = 4300
  21. 21.562 × 10 =
  22. 22.601 × 10 =
  23. 23.37 × ? = 37000
  24. 24.317 × 10 =
  25. 25.109 × ? = 1090
  26. 26.973 × ? = 9730
  27. 27.77 × ? = 7700
  28. 28.11 × 100 =
  29. 29.26 × ? = 26000
  30. 30.63 × 100 =
  31. 31.738 × 10 =
  32. 32.13 × 1000 =
  33. 33.31 × ? = 310
  34. 34.532 × ? = 5320
  35. 35.806 × 10 =
  36. 36.569 × ? = 5690
  37. 37.88 × ? = 8800
  38. 38.166 × 10 =
  39. 39.49 × 100 =
  40. 40.101 × 10 =

Answer key

  1. 7560
  2. 2960
  3. 100
  4. 10
  5. 1220
  6. 50000
  7. 100
  8. 1500
  9. 1000
  10. 100
  11. 1000
  12. 6100
  13. 10
  14. 100
  15. 3600
  16. 8800
  17. 1000
  18. 2800
  19. 1000
  20. 100
  21. 5620
  22. 6010
  23. 1000
  24. 3170
  25. 10
  26. 10
  27. 100
  28. 1100
  29. 1000
  30. 6300
  31. 7380
  32. 13000
  33. 10
  34. 10
  35. 8060
  36. 10
  37. 100
  38. 1660
  39. 4900
  40. 1010

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