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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 456 · 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 462 =
  2. 2.1% of 900 =
  3. 3.25% of 320 =
  4. 4.5% of 760 =
  5. 5.50% of 472 =
  6. 6.50% of 258 =
  7. 7.10% of 810 =
  8. 8.50% of 58 =
  9. 9.10% of 40 =
  10. 10.75% of 80 =
  11. 11.5% of 600 =
  12. 12.25% of 392 =
  13. 13.20% of 155 =
  14. 14.10% of 240 =
  15. 15.25% of 196 =
  16. 16.50% of 108 =
  17. 17.50% of 358 =
  18. 18.75% of 92 =
  19. 19.25% of 176 =
  20. 20.1% of 2900 =
  21. 21.10% of 420 =
  22. 22.75% of 124 =
  23. 23.25% of 152 =
  24. 24.50% of 452 =
  25. 25.20% of 350 =
  26. 26.75% of 188 =
  27. 27.75% of 88 =
  28. 28.10% of 140 =
  29. 29.10% of 490 =
  30. 30.1% of 700 =
  31. 31.75% of 164 =
  32. 32.25% of 264 =
  33. 33.25% of 92 =
  34. 34.75% of 68 =
  35. 35.75% of 120 =
  36. 36.10% of 260 =
  37. 37.10% of 700 =
  38. 38.5% of 260 =
  39. 39.5% of 20 =
  40. 40.5% of 60 =

Answer key

  1. 231
  2. 9
  3. 80
  4. 38
  5. 236
  6. 129
  7. 81
  8. 29
  9. 4
  10. 60
  11. 30
  12. 98
  13. 31
  14. 24
  15. 49
  16. 54
  17. 179
  18. 69
  19. 44
  20. 29
  21. 42
  22. 93
  23. 38
  24. 226
  25. 70
  26. 141
  27. 66
  28. 14
  29. 49
  30. 7
  31. 123
  32. 66
  33. 23
  34. 51
  35. 90
  36. 26
  37. 70
  38. 13
  39. 1
  40. 3

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