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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 999 · 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 156 =
  2. 2.10% of 650 =
  3. 3.25% of 400 =
  4. 4.75% of 72 =
  5. 5.20% of 115 =
  6. 6.1% of 2100 =
  7. 7.20% of 125 =
  8. 8.5% of 600 =
  9. 9.1% of 2700 =
  10. 10.25% of 104 =
  11. 11.10% of 800 =
  12. 12.75% of 24 =
  13. 13.1% of 400 =
  14. 14.75% of 68 =
  15. 15.50% of 242 =
  16. 16.10% of 50 =
  17. 17.75% of 220 =
  18. 18.75% of 76 =
  19. 19.25% of 280 =
  20. 20.25% of 116 =
  21. 21.5% of 200 =
  22. 22.10% of 170 =
  23. 23.50% of 280 =
  24. 24.25% of 180 =
  25. 25.5% of 240 =
  26. 26.50% of 412 =
  27. 27.75% of 196 =
  28. 28.25% of 24 =
  29. 29.1% of 2400 =
  30. 30.50% of 12 =
  31. 31.5% of 620 =
  32. 32.20% of 145 =
  33. 33.1% of 1100 =
  34. 34.75% of 20 =
  35. 35.75% of 60 =
  36. 36.1% of 1800 =
  37. 37.5% of 100 =
  38. 38.10% of 850 =
  39. 39.1% of 500 =
  40. 40.10% of 810 =

Answer key

  1. 117
  2. 65
  3. 100
  4. 54
  5. 23
  6. 21
  7. 25
  8. 30
  9. 27
  10. 26
  11. 80
  12. 18
  13. 4
  14. 51
  15. 121
  16. 5
  17. 165
  18. 57
  19. 70
  20. 29
  21. 10
  22. 17
  23. 140
  24. 45
  25. 12
  26. 206
  27. 147
  28. 6
  29. 24
  30. 6
  31. 31
  32. 29
  33. 11
  34. 15
  35. 45
  36. 18
  37. 5
  38. 85
  39. 5
  40. 81

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