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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 675 · 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. 1.9 × ? = 9000
  2. 2.21 × 1000 =
  3. 3.41 × 1000 =
  4. 4.70 × 10 =
  5. 5.567 × 10 =
  6. 6.23 × ? = 23000
  7. 7.42 × ? = 42000
  8. 8.62 × 10 =
  9. 9.520 × 10 =
  10. 10.668 × 10 =
  11. 11.49 × ? = 49000
  12. 12.284 × 10 =
  13. 13.72 × ? = 7200
  14. 14.14 × 1000 =
  15. 15.11 × ? = 11000
  16. 16.85 × ? = 8500
  17. 17.802 × 10 =
  18. 18.568 × 10 =
  19. 19.33 × ? = 33000
  20. 20.914 × ? = 9140
  21. 21.23 × 100 =
  22. 22.42 × 100 =
  23. 23.16 × ? = 16000
  24. 24.47 × 1000 =
  25. 25.634 × 10 =
  26. 26.9 × 100 =
  27. 27.642 × 10 =
  28. 28.7 × 1000 =
  29. 29.14 × ? = 1400
  30. 30.916 × ? = 9160
  31. 31.90 × 100 =
  32. 32.85 × 10 =
  33. 33.317 × ? = 3170
  34. 34.586 × 10 =
  35. 35.93 × 100 =
  36. 36.17 × 100 =
  37. 37.410 × ? = 4100
  38. 38.62 × 100 =
  39. 39.45 × 1000 =
  40. 40.14 × 100 =

Answer key

  1. 1000
  2. 21000
  3. 41000
  4. 700
  5. 5670
  6. 1000
  7. 1000
  8. 620
  9. 5200
  10. 6680
  11. 1000
  12. 2840
  13. 100
  14. 14000
  15. 1000
  16. 100
  17. 8020
  18. 5680
  19. 1000
  20. 10
  21. 2300
  22. 4200
  23. 1000
  24. 47000
  25. 6340
  26. 900
  27. 6420
  28. 7000
  29. 100
  30. 10
  31. 9000
  32. 850
  33. 10
  34. 5860
  35. 9300
  36. 1700
  37. 10
  38. 6200
  39. 45000
  40. 1400

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