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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 908 · 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. 1.39 × 100 =
  2. 2.959 × 10 =
  3. 3.79 × 100 =
  4. 4.746 × 10 =
  5. 5.9 × ? = 900
  6. 6.18 × ? = 18000
  7. 7.40 × 1000 =
  8. 8.44 × 1000 =
  9. 9.294 × 10 =
  10. 10.33 × 100 =
  11. 11.800 × 10 =
  12. 12.94 × 100 =
  13. 13.585 × 10 =
  14. 14.9 × 1000 =
  15. 15.866 × ? = 8660
  16. 16.46 × 1000 =
  17. 17.99 × 100 =
  18. 18.18 × 1000 =
  19. 19.81 × 100 =
  20. 20.45 × ? = 45000
  21. 21.28 × ? = 28000
  22. 22.978 × 10 =
  23. 23.36 × ? = 36000
  24. 24.23 × 100 =
  25. 25.4 × 1000 =
  26. 26.54 × 100 =
  27. 27.93 × ? = 9300
  28. 28.67 × 100 =
  29. 29.62 × 100 =
  30. 30.30 × 1000 =
  31. 31.617 × 10 =
  32. 32.58 × 100 =
  33. 33.15 × 1000 =
  34. 34.497 × ? = 4970
  35. 35.528 × 10 =
  36. 36.92 × 100 =
  37. 37.70 × 100 =
  38. 38.52 × 100 =
  39. 39.254 × 10 =
  40. 40.19 × 100 =

Answer key

  1. 3900
  2. 9590
  3. 7900
  4. 7460
  5. 100
  6. 1000
  7. 40000
  8. 44000
  9. 2940
  10. 3300
  11. 8000
  12. 9400
  13. 5850
  14. 9000
  15. 10
  16. 46000
  17. 9900
  18. 18000
  19. 8100
  20. 1000
  21. 1000
  22. 9780
  23. 1000
  24. 2300
  25. 4000
  26. 5400
  27. 100
  28. 6700
  29. 6200
  30. 30000
  31. 6170
  32. 5800
  33. 15000
  34. 10
  35. 5280
  36. 9200
  37. 7000
  38. 5200
  39. 2540
  40. 1900

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