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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 927 · 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. 1.55 × 100 =
  2. 2.317 × 10 =
  3. 3.3 × 1000 =
  4. 4.31 × 1000 =
  5. 5.8 × 1000 =
  6. 6.533 × 10 =
  7. 7.34 × ? = 3400
  8. 8.157 × ? = 1570
  9. 9.18 × 100 =
  10. 10.320 × ? = 3200
  11. 11.18 × 10 =
  12. 12.167 × 10 =
  13. 13.3 × ? = 3000
  14. 14.34 × 100 =
  15. 15.38 × 1000 =
  16. 16.2 × ? = 200
  17. 17.254 × 10 =
  18. 18.99 × ? = 990
  19. 19.2 × 1000 =
  20. 20.83 × ? = 8300
  21. 21.56 × 10 =
  22. 22.506 × ? = 5060
  23. 23.755 × 10 =
  24. 24.721 × 10 =
  25. 25.706 × 10 =
  26. 26.73 × 10 =
  27. 27.166 × 10 =
  28. 28.569 × 10 =
  29. 29.931 × 10 =
  30. 30.688 × 10 =
  31. 31.24 × ? = 24000
  32. 32.7 × 100 =
  33. 33.69 × 10 =
  34. 34.17 × 1000 =
  35. 35.10 × 1000 =
  36. 36.855 × 10 =
  37. 37.497 × 10 =
  38. 38.29 × 1000 =
  39. 39.65 × 100 =
  40. 40.78 × 100 =

Answer key

  1. 5500
  2. 3170
  3. 3000
  4. 31000
  5. 8000
  6. 5330
  7. 100
  8. 10
  9. 1800
  10. 10
  11. 180
  12. 1670
  13. 1000
  14. 3400
  15. 38000
  16. 100
  17. 2540
  18. 10
  19. 2000
  20. 100
  21. 560
  22. 10
  23. 7550
  24. 7210
  25. 7060
  26. 730
  27. 1660
  28. 5690
  29. 9310
  30. 6880
  31. 1000
  32. 700
  33. 690
  34. 17000
  35. 10000
  36. 8550
  37. 4970
  38. 29000
  39. 6500
  40. 7800

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