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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 51 · 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 215 =
  2. 2.20% of 270 =
  3. 3.25% of 288 =
  4. 4.20% of 115 =
  5. 5.20% of 20 =
  6. 6.50% of 412 =
  7. 7.75% of 204 =
  8. 8.5% of 420 =
  9. 9.1% of 2300 =
  10. 10.50% of 270 =
  11. 11.50% of 276 =
  12. 12.10% of 180 =
  13. 13.25% of 176 =
  14. 14.50% of 106 =
  15. 15.50% of 182 =
  16. 16.25% of 28 =
  17. 17.50% of 402 =
  18. 18.10% of 340 =
  19. 19.10% of 500 =
  20. 20.10% of 120 =
  21. 21.75% of 176 =
  22. 22.5% of 340 =
  23. 23.1% of 500 =
  24. 24.1% of 1600 =
  25. 25.1% of 2700 =
  26. 26.5% of 760 =
  27. 27.1% of 1300 =
  28. 28.10% of 280 =
  29. 29.75% of 220 =
  30. 30.50% of 86 =
  31. 31.25% of 12 =
  32. 32.25% of 168 =
  33. 33.75% of 152 =
  34. 34.75% of 48 =
  35. 35.50% of 98 =
  36. 36.50% of 36 =
  37. 37.10% of 210 =
  38. 38.50% of 304 =
  39. 39.5% of 140 =
  40. 40.20% of 265 =

Answer key

  1. 43
  2. 54
  3. 72
  4. 23
  5. 4
  6. 206
  7. 153
  8. 21
  9. 23
  10. 135
  11. 138
  12. 18
  13. 44
  14. 53
  15. 91
  16. 7
  17. 201
  18. 34
  19. 50
  20. 12
  21. 132
  22. 17
  23. 5
  24. 16
  25. 27
  26. 38
  27. 13
  28. 28
  29. 165
  30. 43
  31. 3
  32. 42
  33. 114
  34. 36
  35. 49
  36. 18
  37. 21
  38. 152
  39. 7
  40. 53

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