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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 985 · 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. 1.224 × 10 =
  2. 2.104 × 10 =
  3. 3.13 × ? = 13000
  4. 4.793 × ? = 7930
  5. 5.69 × 100 =
  6. 6.29 × ? = 29000
  7. 7.840 × 10 =
  8. 8.51 × 100 =
  9. 9.34 × 1000 =
  10. 10.164 × 10 =
  11. 11.44 × 100 =
  12. 12.975 × ? = 9750
  13. 13.41 × ? = 41000
  14. 14.416 × 10 =
  15. 15.16 × 1000 =
  16. 16.94 × 100 =
  17. 17.31 × ? = 3100
  18. 18.56 × ? = 5600
  19. 19.38 × 100 =
  20. 20.26 × 1000 =
  21. 21.45 × ? = 450
  22. 22.40 × 1000 =
  23. 23.4 × ? = 4000
  24. 24.856 × 10 =
  25. 25.8 × 100 =
  26. 26.26 × ? = 26000
  27. 27.868 × 10 =
  28. 28.45 × 1000 =
  29. 29.2 × 1000 =
  30. 30.99 × 100 =
  31. 31.5 × ? = 5000
  32. 32.122 × 10 =
  33. 33.32 × 100 =
  34. 34.27 × 1000 =
  35. 35.15 × ? = 15000
  36. 36.50 × 1000 =
  37. 37.3 × ? = 300
  38. 38.581 × 10 =
  39. 39.369 × ? = 3690
  40. 40.78 × 10 =

Answer key

  1. 2240
  2. 1040
  3. 1000
  4. 10
  5. 6900
  6. 1000
  7. 8400
  8. 5100
  9. 34000
  10. 1640
  11. 4400
  12. 10
  13. 1000
  14. 4160
  15. 16000
  16. 9400
  17. 100
  18. 100
  19. 3800
  20. 26000
  21. 10
  22. 40000
  23. 1000
  24. 8560
  25. 800
  26. 1000
  27. 8680
  28. 45000
  29. 2000
  30. 9900
  31. 1000
  32. 1220
  33. 3200
  34. 27000
  35. 1000
  36. 50000
  37. 100
  38. 5810
  39. 10
  40. 780

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