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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 216 · 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. 1.10% of 240 =
  2. 2.10% of 90 =
  3. 3.1% of 1100 =
  4. 4.50% of 94 =
  5. 5.1% of 600 =
  6. 6.25% of 180 =
  7. 7.20% of 275 =
  8. 8.25% of 64 =
  9. 9.10% of 160 =
  10. 10.20% of 50 =
  11. 11.50% of 310 =
  12. 12.75% of 52 =
  13. 13.25% of 208 =
  14. 14.20% of 15 =
  15. 15.50% of 416 =
  16. 16.50% of 96 =
  17. 17.1% of 1600 =
  18. 18.5% of 700 =
  19. 19.5% of 540 =
  20. 20.50% of 30 =
  21. 21.25% of 280 =
  22. 22.25% of 372 =
  23. 23.10% of 340 =
  24. 24.25% of 140 =
  25. 25.20% of 250 =
  26. 26.25% of 148 =
  27. 27.20% of 45 =
  28. 28.20% of 400 =
  29. 29.75% of 100 =
  30. 30.50% of 270 =
  31. 31.10% of 430 =
  32. 32.10% of 170 =
  33. 33.20% of 425 =
  34. 34.25% of 220 =
  35. 35.25% of 164 =
  36. 36.5% of 100 =
  37. 37.50% of 260 =
  38. 38.10% of 520 =
  39. 39.10% of 490 =
  40. 40.10% of 820 =

Answer key

  1. 24
  2. 9
  3. 11
  4. 47
  5. 6
  6. 45
  7. 55
  8. 16
  9. 16
  10. 10
  11. 155
  12. 39
  13. 52
  14. 3
  15. 208
  16. 48
  17. 16
  18. 35
  19. 27
  20. 15
  21. 70
  22. 93
  23. 34
  24. 35
  25. 50
  26. 37
  27. 9
  28. 80
  29. 75
  30. 135
  31. 43
  32. 17
  33. 85
  34. 55
  35. 41
  36. 5
  37. 130
  38. 52
  39. 49
  40. 82

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