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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 378 · 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 320 =
  2. 2.25% of 28 =
  3. 3.20% of 170 =
  4. 4.20% of 80 =
  5. 5.50% of 160 =
  6. 6.25% of 208 =
  7. 7.25% of 136 =
  8. 8.1% of 2800 =
  9. 9.10% of 490 =
  10. 10.25% of 300 =
  11. 11.20% of 320 =
  12. 12.20% of 70 =
  13. 13.25% of 212 =
  14. 14.1% of 2700 =
  15. 15.20% of 390 =
  16. 16.75% of 92 =
  17. 17.10% of 600 =
  18. 18.10% of 230 =
  19. 19.1% of 1000 =
  20. 20.10% of 130 =
  21. 21.50% of 146 =
  22. 22.50% of 490 =
  23. 23.20% of 280 =
  24. 24.25% of 276 =
  25. 25.25% of 60 =
  26. 26.25% of 264 =
  27. 27.5% of 620 =
  28. 28.10% of 760 =
  29. 29.5% of 280 =
  30. 30.50% of 230 =
  31. 31.50% of 426 =
  32. 32.5% of 60 =
  33. 33.5% of 240 =
  34. 34.5% of 380 =
  35. 35.10% of 570 =
  36. 36.5% of 740 =
  37. 37.1% of 100 =
  38. 38.50% of 320 =
  39. 39.5% of 500 =
  40. 40.75% of 132 =

Answer key

  1. 16
  2. 7
  3. 34
  4. 16
  5. 80
  6. 52
  7. 34
  8. 28
  9. 49
  10. 75
  11. 64
  12. 14
  13. 53
  14. 27
  15. 78
  16. 69
  17. 60
  18. 23
  19. 10
  20. 13
  21. 73
  22. 245
  23. 56
  24. 69
  25. 15
  26. 66
  27. 31
  28. 76
  29. 14
  30. 115
  31. 213
  32. 3
  33. 12
  34. 19
  35. 57
  36. 37
  37. 1
  38. 160
  39. 25
  40. 99

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