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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 764 · 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. 1.75% of 104 =
  2. 2.20% of 120 =
  3. 3.25% of 180 =
  4. 4.10% of 310 =
  5. 5.1% of 800 =
  6. 6.20% of 340 =
  7. 7.20% of 90 =
  8. 8.5% of 320 =
  9. 9.20% of 155 =
  10. 10.75% of 72 =
  11. 11.10% of 440 =
  12. 12.10% of 90 =
  13. 13.75% of 40 =
  14. 14.75% of 76 =
  15. 15.50% of 278 =
  16. 16.50% of 108 =
  17. 17.5% of 600 =
  18. 18.50% of 140 =
  19. 19.5% of 100 =
  20. 20.5% of 580 =
  21. 21.10% of 840 =
  22. 22.25% of 120 =
  23. 23.1% of 1900 =
  24. 24.10% of 100 =
  25. 25.50% of 206 =
  26. 26.20% of 300 =
  27. 27.50% of 400 =
  28. 28.10% of 570 =
  29. 29.50% of 250 =
  30. 30.10% of 340 =
  31. 31.50% of 468 =
  32. 32.25% of 340 =
  33. 33.50% of 314 =
  34. 34.10% of 400 =
  35. 35.50% of 446 =
  36. 36.50% of 186 =
  37. 37.75% of 52 =
  38. 38.25% of 56 =
  39. 39.75% of 236 =
  40. 40.25% of 148 =

Answer key

  1. 78
  2. 24
  3. 45
  4. 31
  5. 8
  6. 68
  7. 18
  8. 16
  9. 31
  10. 54
  11. 44
  12. 9
  13. 30
  14. 57
  15. 139
  16. 54
  17. 30
  18. 70
  19. 5
  20. 29
  21. 84
  22. 30
  23. 19
  24. 10
  25. 103
  26. 60
  27. 200
  28. 57
  29. 125
  30. 34
  31. 234
  32. 85
  33. 157
  34. 40
  35. 223
  36. 93
  37. 39
  38. 14
  39. 177
  40. 37

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