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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 141 · 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. 1.50% of 230 =
  2. 2.25% of 320 =
  3. 3.75% of 188 =
  4. 4.50% of 410 =
  5. 5.25% of 296 =
  6. 6.75% of 152 =
  7. 7.1% of 1400 =
  8. 8.75% of 16 =
  9. 9.20% of 215 =
  10. 10.20% of 35 =
  11. 11.1% of 1700 =
  12. 12.5% of 760 =
  13. 13.50% of 444 =
  14. 14.10% of 690 =
  15. 15.1% of 100 =
  16. 16.50% of 382 =
  17. 17.10% of 660 =
  18. 18.1% of 2400 =
  19. 19.1% of 1300 =
  20. 20.25% of 144 =
  21. 21.1% of 2300 =
  22. 22.75% of 40 =
  23. 23.75% of 136 =
  24. 24.50% of 426 =
  25. 25.5% of 620 =
  26. 26.10% of 450 =
  27. 27.50% of 314 =
  28. 28.25% of 308 =
  29. 29.50% of 106 =
  30. 30.1% of 200 =
  31. 31.75% of 112 =
  32. 32.10% of 750 =
  33. 33.1% of 700 =
  34. 34.25% of 364 =
  35. 35.50% of 112 =
  36. 36.10% of 130 =
  37. 37.25% of 104 =
  38. 38.50% of 116 =
  39. 39.10% of 400 =
  40. 40.1% of 2200 =

Answer key

  1. 115
  2. 80
  3. 141
  4. 205
  5. 74
  6. 114
  7. 14
  8. 12
  9. 43
  10. 7
  11. 17
  12. 38
  13. 222
  14. 69
  15. 1
  16. 191
  17. 66
  18. 24
  19. 13
  20. 36
  21. 23
  22. 30
  23. 102
  24. 213
  25. 31
  26. 45
  27. 157
  28. 77
  29. 53
  30. 2
  31. 84
  32. 75
  33. 7
  34. 91
  35. 56
  36. 13
  37. 26
  38. 58
  39. 40
  40. 22

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