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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 866 · 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. 1.253 × ? = 2530
  2. 2.17 × 100 =
  3. 3.49 × ? = 49000
  4. 4.19 × 100 =
  5. 5.42 × 100 =
  6. 6.37 × ? = 37000
  7. 7.53 × 10 =
  8. 8.777 × 10 =
  9. 9.43 × 100 =
  10. 10.51 × 100 =
  11. 11.99 × ? = 9900
  12. 12.472 × 10 =
  13. 13.48 × 1000 =
  14. 14.8 × 100 =
  15. 15.624 × ? = 6240
  16. 16.38 × 100 =
  17. 17.715 × 10 =
  18. 18.343 × ? = 3430
  19. 19.56 × 100 =
  20. 20.765 × ? = 7650
  21. 21.50 × 10 =
  22. 22.700 × 10 =
  23. 23.37 × 1000 =
  24. 24.55 × 100 =
  25. 25.429 × ? = 4290
  26. 26.9 × ? = 9000
  27. 27.30 × 1000 =
  28. 28.13 × 100 =
  29. 29.261 × ? = 2610
  30. 30.720 × 10 =
  31. 31.43 × 1000 =
  32. 32.13 × ? = 13000
  33. 33.27 × ? = 27000
  34. 34.15 × ? = 1500
  35. 35.276 × 10 =
  36. 36.34 × 1000 =
  37. 37.228 × 10 =
  38. 38.12 × ? = 12000
  39. 39.14 × ? = 14000
  40. 40.746 × ? = 7460

Answer key

  1. 10
  2. 1700
  3. 1000
  4. 1900
  5. 4200
  6. 1000
  7. 530
  8. 7770
  9. 4300
  10. 5100
  11. 100
  12. 4720
  13. 48000
  14. 800
  15. 10
  16. 3800
  17. 7150
  18. 10
  19. 5600
  20. 10
  21. 500
  22. 7000
  23. 37000
  24. 5500
  25. 10
  26. 1000
  27. 30000
  28. 1300
  29. 10
  30. 7200
  31. 43000
  32. 1000
  33. 1000
  34. 100
  35. 2760
  36. 34000
  37. 2280
  38. 1000
  39. 1000
  40. 10

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