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Percentage Shortcuts Worksheet – 10%, 25%, 50%

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 498 · 40 questions
TalentJR

How to work it out (Halves and tenths): 10%: divide by 10. 1%: divide by 100. 50%: halve. 25%: halve, then halve again. 75% = 50% + 25%. 5%: half of 10%. 20%: double 10%.

NameDateTime takenScore ___ / 40
  1. 1.1% of 2800 =
  2. 2.10% of 250 =
  3. 3.1% of 400 =
  4. 4.20% of 160 =
  5. 5.5% of 80 =
  6. 6.10% of 450 =
  7. 7.20% of 40 =
  8. 8.1% of 1900 =
  9. 9.1% of 2600 =
  10. 10.20% of 350 =
  11. 11.1% of 200 =
  12. 12.25% of 104 =
  13. 13.10% of 20 =
  14. 14.75% of 28 =
  15. 15.20% of 50 =
  16. 16.1% of 2000 =
  17. 17.5% of 600 =
  18. 18.25% of 172 =
  19. 19.50% of 296 =
  20. 20.10% of 670 =
  21. 21.75% of 48 =
  22. 22.5% of 740 =
  23. 23.1% of 1800 =
  24. 24.1% of 1000 =
  25. 25.10% of 780 =
  26. 26.20% of 180 =
  27. 27.75% of 160 =
  28. 28.25% of 52 =
  29. 29.10% of 760 =
  30. 30.10% of 870 =
  31. 31.10% of 80 =
  32. 32.10% of 40 =
  33. 33.50% of 150 =
  34. 34.50% of 142 =
  35. 35.50% of 190 =
  36. 36.75% of 76 =
  37. 37.50% of 34 =
  38. 38.50% of 300 =
  39. 39.5% of 560 =
  40. 40.25% of 40 =

Answer key

  1. 28
  2. 25
  3. 4
  4. 32
  5. 4
  6. 45
  7. 8
  8. 19
  9. 26
  10. 70
  11. 2
  12. 26
  13. 2
  14. 21
  15. 10
  16. 20
  17. 30
  18. 43
  19. 148
  20. 67
  21. 36
  22. 37
  23. 18
  24. 10
  25. 78
  26. 36
  27. 120
  28. 13
  29. 76
  30. 87
  31. 8
  32. 4
  33. 75
  34. 71
  35. 95
  36. 57
  37. 17
  38. 150
  39. 28
  40. 10

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