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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 160 · 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. 1.35 × 1000 =
  2. 2.857 × ? = 8570
  3. 3.740 × 10 =
  4. 4.47 × 100 =
  5. 5.661 × 10 =
  6. 6.212 × ? = 2120
  7. 7.913 × 10 =
  8. 8.272 × 10 =
  9. 9.64 × ? = 6400
  10. 10.49 × ? = 49000
  11. 11.248 × 10 =
  12. 12.40 × 1000 =
  13. 13.123 × 10 =
  14. 14.38 × 1000 =
  15. 15.44 × ? = 4400
  16. 16.248 × ? = 2480
  17. 17.46 × 100 =
  18. 18.389 × ? = 3890
  19. 19.92 × ? = 9200
  20. 20.74 × 10 =
  21. 21.9 × ? = 9000
  22. 22.12 × 100 =
  23. 23.222 × 10 =
  24. 24.9 × 100 =
  25. 25.14 × 10 =
  26. 26.683 × ? = 6830
  27. 27.444 × 10 =
  28. 28.224 × 10 =
  29. 29.3 × 1000 =
  30. 30.486 × ? = 4860
  31. 31.58 × ? = 5800
  32. 32.646 × ? = 6460
  33. 33.217 × 10 =
  34. 34.788 × 10 =
  35. 35.65 × 100 =
  36. 36.4 × 100 =
  37. 37.12 × 1000 =
  38. 38.6 × ? = 6000
  39. 39.10 × ? = 1000
  40. 40.709 × 10 =

Answer key

  1. 35000
  2. 10
  3. 7400
  4. 4700
  5. 6610
  6. 10
  7. 9130
  8. 2720
  9. 100
  10. 1000
  11. 2480
  12. 40000
  13. 1230
  14. 38000
  15. 100
  16. 10
  17. 4600
  18. 10
  19. 100
  20. 740
  21. 1000
  22. 1200
  23. 2220
  24. 900
  25. 140
  26. 10
  27. 4440
  28. 2240
  29. 3000
  30. 10
  31. 100
  32. 10
  33. 2170
  34. 7880
  35. 6500
  36. 400
  37. 12000
  38. 1000
  39. 100
  40. 7090

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