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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 317 · 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. 1.20% of 385 =
  2. 2.75% of 24 =
  3. 3.25% of 248 =
  4. 4.75% of 144 =
  5. 5.50% of 138 =
  6. 6.5% of 800 =
  7. 7.50% of 342 =
  8. 8.1% of 2200 =
  9. 9.5% of 280 =
  10. 10.20% of 275 =
  11. 11.20% of 255 =
  12. 12.1% of 1700 =
  13. 13.5% of 120 =
  14. 14.75% of 224 =
  15. 15.25% of 88 =
  16. 16.25% of 144 =
  17. 17.25% of 60 =
  18. 18.10% of 810 =
  19. 19.75% of 32 =
  20. 20.20% of 320 =
  21. 21.10% of 430 =
  22. 22.75% of 20 =
  23. 23.75% of 16 =
  24. 24.25% of 392 =
  25. 25.25% of 148 =
  26. 26.20% of 25 =
  27. 27.75% of 228 =
  28. 28.10% of 410 =
  29. 29.50% of 130 =
  30. 30.10% of 600 =
  31. 31.10% of 610 =
  32. 32.5% of 240 =
  33. 33.20% of 390 =
  34. 34.50% of 70 =
  35. 35.50% of 316 =
  36. 36.10% of 40 =
  37. 37.25% of 320 =
  38. 38.75% of 164 =
  39. 39.75% of 192 =
  40. 40.20% of 245 =

Answer key

  1. 77
  2. 18
  3. 62
  4. 108
  5. 69
  6. 40
  7. 171
  8. 22
  9. 14
  10. 55
  11. 51
  12. 17
  13. 6
  14. 168
  15. 22
  16. 36
  17. 15
  18. 81
  19. 24
  20. 64
  21. 43
  22. 15
  23. 12
  24. 98
  25. 37
  26. 5
  27. 171
  28. 41
  29. 65
  30. 60
  31. 61
  32. 12
  33. 78
  34. 35
  35. 158
  36. 4
  37. 80
  38. 123
  39. 144
  40. 49

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