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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 660 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.Riya spent ₹67, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  2. 2.50% of a number is 120. What is the number?
  3. 3.40 is 25% of ?
  4. 4.Isha spent ₹18, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  5. 5.50% of a number is 173. What is the number?
  6. 6.48 is 80% of ?
  7. 7.25% of a number is 57. What is the number?
  8. 8.50% of a number is 190. What is the number?
  9. 9.4 is 40% of ?
  10. 10.Meera spent ₹36, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  11. 11.Diya spent ₹38, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  12. 12.60 is 75% of ?
  13. 13.Ishaan spent ₹195, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  14. 14.9 is 10% of ?
  15. 15.Meera spent ₹170, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  16. 16.5% of a number is 19. What is the number?
  17. 17.Ishaan spent ₹15, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.150 is 60% of ?
  19. 19.Riya spent ₹216, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  20. 20.31 is 10% of ?
  21. 21.Rohan spent ₹94, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  22. 22.6 is 10% of ?
  23. 23.75% of a number is 216. What is the number?
  24. 24.Dev spent ₹33, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  25. 25.15% of a number is 45. What is the number?
  26. 26.246 is 75% of ?
  27. 27.Dev spent ₹16, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  28. 28.18 is 5% of ?
  29. 29.11 is 5% of ?
  30. 30.Isha spent ₹66, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  31. 31.25% of a number is 71. What is the number?
  32. 32.60% of a number is 186. What is the number?
  33. 33.20% of a number is 26. What is the number?
  34. 34.7 is 10% of ?
  35. 35.75 is 25% of ?
  36. 36.88 is 40% of ?
  37. 37.75% of a number is 114. What is the number?
  38. 38.198 is 60% of ?
  39. 39.10% of a number is 24. What is the number?
  40. 40.12% of a number is 30. What is the number?

Answer key

  1. 335
  2. 240
  3. 160
  4. 72
  5. 346
  6. 60
  7. 228
  8. 380
  9. 10
  10. 120
  11. 190
  12. 80
  13. 390
  14. 90
  15. 340
  16. 380
  17. 300
  18. 250
  19. 360
  20. 310
  21. 235
  22. 60
  23. 288
  24. 110
  25. 300
  26. 328
  27. 40
  28. 360
  29. 220
  30. 165
  31. 284
  32. 310
  33. 130
  34. 70
  35. 300
  36. 220
  37. 152
  38. 330
  39. 240
  40. 250

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage