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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 513 · 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 380 =
  2. 2.25% of 148 =
  3. 3.5% of 420 =
  4. 4.20% of 405 =
  5. 5.1% of 700 =
  6. 6.20% of 110 =
  7. 7.50% of 458 =
  8. 8.10% of 70 =
  9. 9.20% of 25 =
  10. 10.10% of 740 =
  11. 11.50% of 212 =
  12. 12.5% of 780 =
  13. 13.25% of 280 =
  14. 14.10% of 50 =
  15. 15.1% of 400 =
  16. 16.5% of 460 =
  17. 17.50% of 84 =
  18. 18.50% of 342 =
  19. 19.5% of 280 =
  20. 20.50% of 60 =
  21. 21.5% of 360 =
  22. 22.20% of 195 =
  23. 23.50% of 298 =
  24. 24.5% of 380 =
  25. 25.50% of 456 =
  26. 26.20% of 200 =
  27. 27.5% of 160 =
  28. 28.10% of 90 =
  29. 29.50% of 476 =
  30. 30.1% of 2100 =
  31. 31.75% of 152 =
  32. 32.5% of 180 =
  33. 33.50% of 460 =
  34. 34.5% of 440 =
  35. 35.75% of 76 =
  36. 36.50% of 282 =
  37. 37.20% of 115 =
  38. 38.20% of 455 =
  39. 39.1% of 100 =
  40. 40.5% of 640 =

Answer key

  1. 76
  2. 37
  3. 21
  4. 81
  5. 7
  6. 22
  7. 229
  8. 7
  9. 5
  10. 74
  11. 106
  12. 39
  13. 70
  14. 5
  15. 4
  16. 23
  17. 42
  18. 171
  19. 14
  20. 30
  21. 18
  22. 39
  23. 149
  24. 19
  25. 228
  26. 40
  27. 8
  28. 9
  29. 238
  30. 21
  31. 114
  32. 9
  33. 230
  34. 22
  35. 57
  36. 141
  37. 23
  38. 91
  39. 1
  40. 32

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