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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 270 · 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. 1.64 × 100 =
  2. 2.250 × 10 =
  3. 3.23 × ? = 23000
  4. 4.61 × 100 =
  5. 5.99 × ? = 9900
  6. 6.28 × ? = 2800
  7. 7.427 × 10 =
  8. 8.44 × 100 =
  9. 9.81 × ? = 8100
  10. 10.9 × ? = 90
  11. 11.218 × 10 =
  12. 12.5 × 1000 =
  13. 13.113 × ? = 1130
  14. 14.644 × 10 =
  15. 15.7 × ? = 7000
  16. 16.74 × 100 =
  17. 17.42 × ? = 42000
  18. 18.31 × 1000 =
  19. 19.82 × ? = 8200
  20. 20.86 × 100 =
  21. 21.34 × ? = 34000
  22. 22.82 × 100 =
  23. 23.254 × 10 =
  24. 24.550 × 10 =
  25. 25.428 × ? = 4280
  26. 26.4 × 100 =
  27. 27.575 × 10 =
  28. 28.41 × ? = 41000
  29. 29.53 × ? = 5300
  30. 30.51 × 100 =
  31. 31.497 × 10 =
  32. 32.84 × ? = 8400
  33. 33.639 × ? = 6390
  34. 34.98 × 100 =
  35. 35.670 × ? = 6700
  36. 36.375 × ? = 3750
  37. 37.45 × ? = 45000
  38. 38.617 × 10 =
  39. 39.34 × 1000 =
  40. 40.420 × ? = 4200

Answer key

  1. 6400
  2. 2500
  3. 1000
  4. 6100
  5. 100
  6. 100
  7. 4270
  8. 4400
  9. 100
  10. 10
  11. 2180
  12. 5000
  13. 10
  14. 6440
  15. 1000
  16. 7400
  17. 1000
  18. 31000
  19. 100
  20. 8600
  21. 1000
  22. 8200
  23. 2540
  24. 5500
  25. 10
  26. 400
  27. 5750
  28. 1000
  29. 100
  30. 5100
  31. 4970
  32. 100
  33. 10
  34. 9800
  35. 10
  36. 10
  37. 1000
  38. 6170
  39. 34000
  40. 10

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