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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 672 · 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.Arjun spent ₹24, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  2. 2.22 is 10% of ?
  3. 3.Arjun spent ₹9, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  4. 4.40% of a number is 114. What is the number?
  5. 5.198 is 75% of ?
  6. 6.Kabir spent ₹27, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  7. 7.35 is 20% of ?
  8. 8.Isha spent ₹16, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  9. 9.72 is 20% of ?
  10. 10.Ishaan spent ₹195, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  11. 11.80% of a number is 280. What is the number?
  12. 12.Sara spent ₹149, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  13. 13.147 is 50% of ?
  14. 14.Riya spent ₹132, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  15. 15.10 is 10% of ?
  16. 16.15% of a number is 57. What is the number?
  17. 17.106 is 40% of ?
  18. 18.Aarav spent ₹65, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  19. 19.178 is 50% of ?
  20. 20.Riya spent ₹6, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  21. 21.36 is 60% of ?
  22. 22.60 is 15% of ?
  23. 23.Dev spent ₹195, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  24. 24.25% of a number is 33. What is the number?
  25. 25.Isha spent ₹21, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  26. 26.Aarav spent ₹78, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  27. 27.60 is 80% of ?
  28. 28.58 is 20% of ?
  29. 29.60% of a number is 171. What is the number?
  30. 30.Sara spent ₹176, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  31. 31.3 is 15% of ?
  32. 32.Aarav spent ₹39, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.42 is 15% of ?
  34. 34.Isha spent ₹2, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  35. 35.Diya spent ₹243, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.80% of a number is 220. What is the number?
  37. 37.160 is 40% of ?
  38. 38.Sara spent ₹79, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  39. 39.Ishaan spent ₹150, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  40. 40.Isha spent ₹9, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?

Answer key

  1. 40
  2. 220
  3. 36
  4. 285
  5. 264
  6. 180
  7. 175
  8. 320
  9. 360
  10. 325
  11. 350
  12. 298
  13. 294
  14. 176
  15. 100
  16. 380
  17. 265
  18. 130
  19. 356
  20. 10
  21. 60
  22. 400
  23. 325
  24. 132
  25. 210
  26. 390
  27. 75
  28. 290
  29. 285
  30. 220
  31. 20
  32. 390
  33. 280
  34. 10
  35. 324
  36. 275
  37. 400
  38. 316
  39. 300
  40. 45

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