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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 129 · 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 365 =
  2. 2.75% of 172 =
  3. 3.5% of 140 =
  4. 4.50% of 254 =
  5. 5.50% of 120 =
  6. 6.75% of 120 =
  7. 7.5% of 100 =
  8. 8.20% of 260 =
  9. 9.50% of 88 =
  10. 10.20% of 100 =
  11. 11.1% of 1900 =
  12. 12.5% of 520 =
  13. 13.50% of 416 =
  14. 14.20% of 15 =
  15. 15.20% of 165 =
  16. 16.10% of 670 =
  17. 17.25% of 360 =
  18. 18.25% of 92 =
  19. 19.20% of 480 =
  20. 20.10% of 840 =
  21. 21.75% of 228 =
  22. 22.20% of 90 =
  23. 23.75% of 184 =
  24. 24.10% of 510 =
  25. 25.50% of 448 =
  26. 26.50% of 488 =
  27. 27.5% of 120 =
  28. 28.50% of 250 =
  29. 29.75% of 44 =
  30. 30.5% of 280 =
  31. 31.10% of 240 =
  32. 32.25% of 16 =
  33. 33.50% of 270 =
  34. 34.5% of 480 =
  35. 35.75% of 144 =
  36. 36.5% of 400 =
  37. 37.50% of 226 =
  38. 38.75% of 72 =
  39. 39.1% of 2300 =
  40. 40.20% of 190 =

Answer key

  1. 73
  2. 129
  3. 7
  4. 127
  5. 60
  6. 90
  7. 5
  8. 52
  9. 44
  10. 20
  11. 19
  12. 26
  13. 208
  14. 3
  15. 33
  16. 67
  17. 90
  18. 23
  19. 96
  20. 84
  21. 171
  22. 18
  23. 138
  24. 51
  25. 224
  26. 244
  27. 6
  28. 125
  29. 33
  30. 14
  31. 24
  32. 4
  33. 135
  34. 24
  35. 108
  36. 20
  37. 113
  38. 54
  39. 23
  40. 38

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