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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 147 · 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. 1.10% of 310 =
  2. 2.20% of 170 =
  3. 3.1% of 1300 =
  4. 4.1% of 200 =
  5. 5.10% of 130 =
  6. 6.50% of 336 =
  7. 7.10% of 870 =
  8. 8.75% of 16 =
  9. 9.10% of 540 =
  10. 10.5% of 380 =
  11. 11.50% of 430 =
  12. 12.25% of 80 =
  13. 13.25% of 308 =
  14. 14.50% of 252 =
  15. 15.20% of 35 =
  16. 16.25% of 236 =
  17. 17.5% of 440 =
  18. 18.75% of 28 =
  19. 19.5% of 600 =
  20. 20.50% of 226 =
  21. 21.20% of 85 =
  22. 22.20% of 205 =
  23. 23.75% of 176 =
  24. 24.75% of 60 =
  25. 25.10% of 550 =
  26. 26.10% of 730 =
  27. 27.25% of 272 =
  28. 28.50% of 18 =
  29. 29.20% of 175 =
  30. 30.20% of 180 =
  31. 31.5% of 160 =
  32. 32.25% of 40 =
  33. 33.20% of 425 =
  34. 34.1% of 2700 =
  35. 35.5% of 460 =
  36. 36.75% of 68 =
  37. 37.75% of 72 =
  38. 38.5% of 80 =
  39. 39.50% of 120 =
  40. 40.25% of 20 =

Answer key

  1. 31
  2. 34
  3. 13
  4. 2
  5. 13
  6. 168
  7. 87
  8. 12
  9. 54
  10. 19
  11. 215
  12. 20
  13. 77
  14. 126
  15. 7
  16. 59
  17. 22
  18. 21
  19. 30
  20. 113
  21. 17
  22. 41
  23. 132
  24. 45
  25. 55
  26. 73
  27. 68
  28. 9
  29. 35
  30. 36
  31. 8
  32. 10
  33. 85
  34. 27
  35. 23
  36. 51
  37. 54
  38. 4
  39. 60
  40. 5

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