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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 122 · 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 140 =
  2. 2.20% of 460 =
  3. 3.5% of 640 =
  4. 4.5% of 240 =
  5. 5.5% of 480 =
  6. 6.20% of 190 =
  7. 7.5% of 560 =
  8. 8.25% of 148 =
  9. 9.5% of 580 =
  10. 10.25% of 244 =
  11. 11.1% of 1400 =
  12. 12.20% of 110 =
  13. 13.20% of 255 =
  14. 14.10% of 220 =
  15. 15.5% of 180 =
  16. 16.50% of 418 =
  17. 17.1% of 2600 =
  18. 18.10% of 320 =
  19. 19.5% of 60 =
  20. 20.25% of 64 =
  21. 21.1% of 2200 =
  22. 22.5% of 500 =
  23. 23.10% of 900 =
  24. 24.1% of 1800 =
  25. 25.5% of 120 =
  26. 26.75% of 228 =
  27. 27.75% of 144 =
  28. 28.1% of 700 =
  29. 29.75% of 48 =
  30. 30.10% of 890 =
  31. 31.75% of 180 =
  32. 32.10% of 130 =
  33. 33.10% of 530 =
  34. 34.50% of 440 =
  35. 35.50% of 244 =
  36. 36.50% of 206 =
  37. 37.10% of 640 =
  38. 38.5% of 40 =
  39. 39.25% of 348 =
  40. 40.1% of 900 =

Answer key

  1. 7
  2. 92
  3. 32
  4. 12
  5. 24
  6. 38
  7. 28
  8. 37
  9. 29
  10. 61
  11. 14
  12. 22
  13. 51
  14. 22
  15. 9
  16. 209
  17. 26
  18. 32
  19. 3
  20. 16
  21. 22
  22. 25
  23. 90
  24. 18
  25. 6
  26. 171
  27. 108
  28. 7
  29. 36
  30. 89
  31. 135
  32. 13
  33. 53
  34. 220
  35. 122
  36. 103
  37. 64
  38. 2
  39. 87
  40. 9

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