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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 229 · 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. 1.5% of 180 =
  2. 2.10% of 830 =
  3. 3.25% of 88 =
  4. 4.50% of 70 =
  5. 5.50% of 328 =
  6. 6.50% of 144 =
  7. 7.75% of 72 =
  8. 8.5% of 420 =
  9. 9.50% of 254 =
  10. 10.75% of 136 =
  11. 11.25% of 108 =
  12. 12.50% of 256 =
  13. 13.50% of 250 =
  14. 14.5% of 140 =
  15. 15.10% of 220 =
  16. 16.20% of 80 =
  17. 17.1% of 2400 =
  18. 18.5% of 40 =
  19. 19.10% of 650 =
  20. 20.75% of 108 =
  21. 21.5% of 120 =
  22. 22.25% of 132 =
  23. 23.1% of 700 =
  24. 24.25% of 244 =
  25. 25.1% of 300 =
  26. 26.20% of 410 =
  27. 27.10% of 730 =
  28. 28.75% of 212 =
  29. 29.20% of 35 =
  30. 30.10% of 440 =
  31. 31.10% of 80 =
  32. 32.5% of 460 =
  33. 33.75% of 240 =
  34. 34.50% of 44 =
  35. 35.75% of 148 =
  36. 36.50% of 86 =
  37. 37.50% of 146 =
  38. 38.5% of 300 =
  39. 39.5% of 600 =
  40. 40.75% of 236 =

Answer key

  1. 9
  2. 83
  3. 22
  4. 35
  5. 164
  6. 72
  7. 54
  8. 21
  9. 127
  10. 102
  11. 27
  12. 128
  13. 125
  14. 7
  15. 22
  16. 16
  17. 24
  18. 2
  19. 65
  20. 81
  21. 6
  22. 33
  23. 7
  24. 61
  25. 3
  26. 82
  27. 73
  28. 159
  29. 7
  30. 44
  31. 8
  32. 23
  33. 180
  34. 22
  35. 111
  36. 43
  37. 73
  38. 15
  39. 30
  40. 177

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