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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 764 · 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.Rohan spent ₹77, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.Ishaan spent ₹96, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  3. 3.108 is 80% of ?
  4. 4.Kabir spent ₹46, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  5. 5.Meera spent ₹164, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  6. 6.120 is 50% of ?
  7. 7.25% of a number is 37. What is the number?
  8. 8.Aarav spent ₹3, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.12% of a number is 45. What is the number?
  10. 10.15% of a number is 12. What is the number?
  11. 11.60% of a number is 165. What is the number?
  12. 12.276 is 75% of ?
  13. 13.50% of a number is 167. What is the number?
  14. 14.30% of a number is 42. What is the number?
  15. 15.Aarav spent ₹48, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  16. 16.80% of a number is 12. What is the number?
  17. 17.244 is 80% of ?
  18. 18.Aarav spent ₹9, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  19. 19.10% of a number is 14. What is the number?
  20. 20.23 is 10% of ?
  21. 21.45 is 25% of ?
  22. 22.Rohan spent ₹160, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  23. 23.50% of a number is 129. What is the number?
  24. 24.80% of a number is 4. What is the number?
  25. 25.6 is 5% of ?
  26. 26.Sara spent ₹33, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  27. 27.Ishaan spent ₹69, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  28. 28.Kabir spent ₹16, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  29. 29.Aarav spent ₹60, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  30. 30.24 is 50% of ?
  31. 31.Arjun spent ₹195, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  32. 32.57 is 25% of ?
  33. 33.Diya spent ₹108, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  34. 34.20% of a number is 30. What is the number?
  35. 35.12 is 15% of ?
  36. 36.Meera spent ₹138, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  37. 37.96 is 25% of ?
  38. 38.50% of a number is 141. What is the number?
  39. 39.80% of a number is 124. What is the number?
  40. 40.Riya spent ₹216, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 308
  2. 384
  3. 135
  4. 92
  5. 205
  6. 240
  7. 148
  8. 25
  9. 375
  10. 80
  11. 275
  12. 368
  13. 334
  14. 140
  15. 400
  16. 15
  17. 305
  18. 60
  19. 140
  20. 230
  21. 180
  22. 200
  23. 258
  24. 5
  25. 120
  26. 110
  27. 230
  28. 160
  29. 400
  30. 48
  31. 260
  32. 228
  33. 270
  34. 150
  35. 80
  36. 230
  37. 384
  38. 282
  39. 155
  40. 360

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