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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 169 · 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. 1.10% of 710 =
  2. 2.25% of 188 =
  3. 3.50% of 208 =
  4. 4.25% of 220 =
  5. 5.50% of 146 =
  6. 6.10% of 850 =
  7. 7.10% of 510 =
  8. 8.50% of 340 =
  9. 9.10% of 780 =
  10. 10.5% of 420 =
  11. 11.1% of 1200 =
  12. 12.5% of 740 =
  13. 13.5% of 60 =
  14. 14.10% of 670 =
  15. 15.50% of 410 =
  16. 16.50% of 78 =
  17. 17.50% of 402 =
  18. 18.10% of 810 =
  19. 19.1% of 2400 =
  20. 20.1% of 100 =
  21. 21.5% of 540 =
  22. 22.5% of 800 =
  23. 23.50% of 310 =
  24. 24.10% of 300 =
  25. 25.50% of 226 =
  26. 26.20% of 420 =
  27. 27.50% of 58 =
  28. 28.5% of 340 =
  29. 29.10% of 280 =
  30. 30.50% of 438 =
  31. 31.5% of 380 =
  32. 32.25% of 168 =
  33. 33.5% of 660 =
  34. 34.50% of 356 =
  35. 35.25% of 256 =
  36. 36.5% of 780 =
  37. 37.5% of 620 =
  38. 38.75% of 16 =
  39. 39.25% of 76 =
  40. 40.1% of 2100 =

Answer key

  1. 71
  2. 47
  3. 104
  4. 55
  5. 73
  6. 85
  7. 51
  8. 170
  9. 78
  10. 21
  11. 12
  12. 37
  13. 3
  14. 67
  15. 205
  16. 39
  17. 201
  18. 81
  19. 24
  20. 1
  21. 27
  22. 40
  23. 155
  24. 30
  25. 113
  26. 84
  27. 29
  28. 17
  29. 28
  30. 219
  31. 19
  32. 42
  33. 33
  34. 178
  35. 64
  36. 39
  37. 31
  38. 12
  39. 19
  40. 21

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