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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 132 · 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 20 =
  2. 2.10% of 360 =
  3. 3.5% of 60 =
  4. 4.10% of 70 =
  5. 5.1% of 1800 =
  6. 6.1% of 1300 =
  7. 7.20% of 80 =
  8. 8.20% of 130 =
  9. 9.20% of 390 =
  10. 10.20% of 230 =
  11. 11.5% of 320 =
  12. 12.10% of 790 =
  13. 13.50% of 268 =
  14. 14.5% of 640 =
  15. 15.25% of 304 =
  16. 16.50% of 336 =
  17. 17.5% of 560 =
  18. 18.50% of 286 =
  19. 19.50% of 48 =
  20. 20.25% of 148 =
  21. 21.1% of 100 =
  22. 22.25% of 152 =
  23. 23.1% of 2700 =
  24. 24.20% of 380 =
  25. 25.10% of 750 =
  26. 26.10% of 120 =
  27. 27.5% of 480 =
  28. 28.1% of 700 =
  29. 29.75% of 200 =
  30. 30.50% of 278 =
  31. 31.25% of 116 =
  32. 32.75% of 240 =
  33. 33.1% of 2600 =
  34. 34.5% of 580 =
  35. 35.10% of 150 =
  36. 36.5% of 20 =
  37. 37.75% of 104 =
  38. 38.10% of 220 =
  39. 39.1% of 1400 =
  40. 40.20% of 460 =

Answer key

  1. 10
  2. 36
  3. 3
  4. 7
  5. 18
  6. 13
  7. 16
  8. 26
  9. 78
  10. 46
  11. 16
  12. 79
  13. 134
  14. 32
  15. 76
  16. 168
  17. 28
  18. 143
  19. 24
  20. 37
  21. 1
  22. 38
  23. 27
  24. 76
  25. 75
  26. 12
  27. 24
  28. 7
  29. 150
  30. 139
  31. 29
  32. 180
  33. 26
  34. 29
  35. 15
  36. 1
  37. 78
  38. 22
  39. 14
  40. 92

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