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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 242 · 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. 1.50% of 356 =
  2. 2.20% of 15 =
  3. 3.1% of 900 =
  4. 4.5% of 540 =
  5. 5.1% of 1900 =
  6. 6.5% of 240 =
  7. 7.20% of 455 =
  8. 8.25% of 388 =
  9. 9.25% of 76 =
  10. 10.75% of 152 =
  11. 11.25% of 348 =
  12. 12.25% of 64 =
  13. 13.50% of 274 =
  14. 14.1% of 1600 =
  15. 15.10% of 420 =
  16. 16.25% of 128 =
  17. 17.1% of 1200 =
  18. 18.25% of 228 =
  19. 19.25% of 248 =
  20. 20.50% of 160 =
  21. 21.25% of 88 =
  22. 22.25% of 24 =
  23. 23.50% of 454 =
  24. 24.25% of 216 =
  25. 25.5% of 400 =
  26. 26.10% of 20 =
  27. 27.10% of 490 =
  28. 28.50% of 324 =
  29. 29.50% of 172 =
  30. 30.5% of 660 =
  31. 31.1% of 2400 =
  32. 32.20% of 435 =
  33. 33.50% of 438 =
  34. 34.25% of 280 =
  35. 35.1% of 300 =
  36. 36.20% of 240 =
  37. 37.20% of 65 =
  38. 38.5% of 20 =
  39. 39.1% of 3000 =
  40. 40.10% of 700 =

Answer key

  1. 178
  2. 3
  3. 9
  4. 27
  5. 19
  6. 12
  7. 91
  8. 97
  9. 19
  10. 114
  11. 87
  12. 16
  13. 137
  14. 16
  15. 42
  16. 32
  17. 12
  18. 57
  19. 62
  20. 80
  21. 22
  22. 6
  23. 227
  24. 54
  25. 20
  26. 2
  27. 49
  28. 162
  29. 86
  30. 33
  31. 24
  32. 87
  33. 219
  34. 70
  35. 3
  36. 48
  37. 13
  38. 1
  39. 30
  40. 70

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