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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 440 · 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 450 =
  2. 2.25% of 88 =
  3. 3.25% of 228 =
  4. 4.25% of 56 =
  5. 5.25% of 148 =
  6. 6.10% of 540 =
  7. 7.5% of 360 =
  8. 8.25% of 236 =
  9. 9.25% of 60 =
  10. 10.50% of 52 =
  11. 11.75% of 104 =
  12. 12.10% of 190 =
  13. 13.1% of 1200 =
  14. 14.10% of 870 =
  15. 15.5% of 560 =
  16. 16.75% of 212 =
  17. 17.1% of 600 =
  18. 18.1% of 500 =
  19. 19.50% of 358 =
  20. 20.10% of 270 =
  21. 21.10% of 750 =
  22. 22.20% of 40 =
  23. 23.50% of 114 =
  24. 24.50% of 126 =
  25. 25.10% of 510 =
  26. 26.75% of 168 =
  27. 27.50% of 304 =
  28. 28.50% of 372 =
  29. 29.75% of 48 =
  30. 30.10% of 790 =
  31. 31.75% of 192 =
  32. 32.5% of 220 =
  33. 33.50% of 84 =
  34. 34.1% of 1000 =
  35. 35.10% of 170 =
  36. 36.10% of 630 =
  37. 37.25% of 104 =
  38. 38.50% of 46 =
  39. 39.50% of 260 =
  40. 40.50% of 122 =

Answer key

  1. 225
  2. 22
  3. 57
  4. 14
  5. 37
  6. 54
  7. 18
  8. 59
  9. 15
  10. 26
  11. 78
  12. 19
  13. 12
  14. 87
  15. 28
  16. 159
  17. 6
  18. 5
  19. 179
  20. 27
  21. 75
  22. 8
  23. 57
  24. 63
  25. 51
  26. 126
  27. 152
  28. 186
  29. 36
  30. 79
  31. 144
  32. 11
  33. 42
  34. 10
  35. 17
  36. 63
  37. 26
  38. 23
  39. 130
  40. 61

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