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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 464 · 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 180 =
  2. 2.10% of 850 =
  3. 3.50% of 352 =
  4. 4.5% of 520 =
  5. 5.20% of 375 =
  6. 6.10% of 100 =
  7. 7.20% of 455 =
  8. 8.10% of 840 =
  9. 9.1% of 2300 =
  10. 10.20% of 210 =
  11. 11.25% of 72 =
  12. 12.50% of 230 =
  13. 13.20% of 55 =
  14. 14.20% of 405 =
  15. 15.50% of 254 =
  16. 16.1% of 200 =
  17. 17.1% of 2500 =
  18. 18.75% of 200 =
  19. 19.5% of 460 =
  20. 20.75% of 104 =
  21. 21.1% of 500 =
  22. 22.50% of 456 =
  23. 23.5% of 420 =
  24. 24.1% of 1900 =
  25. 25.10% of 720 =
  26. 26.10% of 130 =
  27. 27.5% of 340 =
  28. 28.1% of 1700 =
  29. 29.20% of 415 =
  30. 30.25% of 308 =
  31. 31.50% of 488 =
  32. 32.1% of 800 =
  33. 33.20% of 490 =
  34. 34.25% of 96 =
  35. 35.1% of 1400 =
  36. 36.25% of 176 =
  37. 37.20% of 15 =
  38. 38.10% of 750 =
  39. 39.5% of 540 =
  40. 40.10% of 730 =

Answer key

  1. 135
  2. 85
  3. 176
  4. 26
  5. 75
  6. 10
  7. 91
  8. 84
  9. 23
  10. 42
  11. 18
  12. 115
  13. 11
  14. 81
  15. 127
  16. 2
  17. 25
  18. 150
  19. 23
  20. 78
  21. 5
  22. 228
  23. 21
  24. 19
  25. 72
  26. 13
  27. 17
  28. 17
  29. 83
  30. 77
  31. 244
  32. 8
  33. 98
  34. 24
  35. 14
  36. 44
  37. 3
  38. 75
  39. 27
  40. 73

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