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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 406 · 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. 1.5% of 280 =
  2. 2.10% of 80 =
  3. 3.50% of 314 =
  4. 4.10% of 230 =
  5. 5.1% of 2000 =
  6. 6.50% of 418 =
  7. 7.1% of 800 =
  8. 8.75% of 84 =
  9. 9.75% of 52 =
  10. 10.20% of 125 =
  11. 11.10% of 90 =
  12. 12.5% of 40 =
  13. 13.20% of 415 =
  14. 14.75% of 40 =
  15. 15.5% of 500 =
  16. 16.75% of 160 =
  17. 17.10% of 340 =
  18. 18.25% of 148 =
  19. 19.25% of 112 =
  20. 20.50% of 270 =
  21. 21.5% of 180 =
  22. 22.5% of 80 =
  23. 23.75% of 120 =
  24. 24.10% of 370 =
  25. 25.1% of 2500 =
  26. 26.1% of 1100 =
  27. 27.25% of 300 =
  28. 28.1% of 200 =
  29. 29.75% of 228 =
  30. 30.75% of 36 =
  31. 31.1% of 1300 =
  32. 32.1% of 1700 =
  33. 33.25% of 236 =
  34. 34.50% of 376 =
  35. 35.25% of 88 =
  36. 36.5% of 240 =
  37. 37.50% of 136 =
  38. 38.75% of 188 =
  39. 39.75% of 48 =
  40. 40.1% of 3000 =

Answer key

  1. 14
  2. 8
  3. 157
  4. 23
  5. 20
  6. 209
  7. 8
  8. 63
  9. 39
  10. 25
  11. 9
  12. 2
  13. 83
  14. 30
  15. 25
  16. 120
  17. 34
  18. 37
  19. 28
  20. 135
  21. 9
  22. 4
  23. 90
  24. 37
  25. 25
  26. 11
  27. 75
  28. 2
  29. 171
  30. 27
  31. 13
  32. 17
  33. 59
  34. 188
  35. 22
  36. 12
  37. 68
  38. 141
  39. 36
  40. 30

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