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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 913 · 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 480 =
  2. 2.10% of 70 =
  3. 3.25% of 20 =
  4. 4.20% of 385 =
  5. 5.50% of 432 =
  6. 6.25% of 180 =
  7. 7.5% of 620 =
  8. 8.5% of 800 =
  9. 9.10% of 700 =
  10. 10.25% of 56 =
  11. 11.50% of 118 =
  12. 12.1% of 100 =
  13. 13.75% of 236 =
  14. 14.10% of 710 =
  15. 15.5% of 300 =
  16. 16.20% of 445 =
  17. 17.75% of 120 =
  18. 18.50% of 98 =
  19. 19.50% of 234 =
  20. 20.5% of 540 =
  21. 21.20% of 200 =
  22. 22.50% of 464 =
  23. 23.1% of 500 =
  24. 24.50% of 18 =
  25. 25.10% of 850 =
  26. 26.20% of 495 =
  27. 27.10% of 260 =
  28. 28.50% of 84 =
  29. 29.25% of 92 =
  30. 30.75% of 92 =
  31. 31.75% of 184 =
  32. 32.50% of 50 =
  33. 33.10% of 230 =
  34. 34.5% of 280 =
  35. 35.10% of 40 =
  36. 36.5% of 60 =
  37. 37.20% of 150 =
  38. 38.10% of 210 =
  39. 39.50% of 490 =
  40. 40.20% of 70 =

Answer key

  1. 24
  2. 7
  3. 5
  4. 77
  5. 216
  6. 45
  7. 31
  8. 40
  9. 70
  10. 14
  11. 59
  12. 1
  13. 177
  14. 71
  15. 15
  16. 89
  17. 90
  18. 49
  19. 117
  20. 27
  21. 40
  22. 232
  23. 5
  24. 9
  25. 85
  26. 99
  27. 26
  28. 42
  29. 23
  30. 69
  31. 138
  32. 25
  33. 23
  34. 14
  35. 4
  36. 3
  37. 30
  38. 21
  39. 245
  40. 14

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