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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 699 · 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 ₹168, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  2. 2.153 is 75% of ?
  3. 3.Rohan spent ₹36, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  4. 4.60% of a number is 30. What is the number?
  5. 5.213 is 75% of ?
  6. 6.20% of a number is 14. What is the number?
  7. 7.131 is 50% of ?
  8. 8.5% of a number is 7. What is the number?
  9. 9.Rohan spent ₹18, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  10. 10.94 is 40% of ?
  11. 11.34 is 20% of ?
  12. 12.Riya spent ₹6, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  13. 13.12 is 5% of ?
  14. 14.204 is 75% of ?
  15. 15.15% of a number is 30. What is the number?
  16. 16.42 is 15% of ?
  17. 17.Riya spent ₹40, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.40% of a number is 24. What is the number?
  19. 19.Riya spent ₹150, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  20. 20.40% of a number is 26. What is the number?
  21. 21.75% of a number is 195. What is the number?
  22. 22.80% of a number is 216. What is the number?
  23. 23.Anaya spent ₹159, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  24. 24.Ishaan spent ₹68, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
  25. 25.30% of a number is 63. What is the number?
  26. 26.184 is 50% of ?
  27. 27.4 is 10% of ?
  28. 28.Aarav spent ₹6, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  29. 29.Diya spent ₹9, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.Dev spent ₹24, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.25% of a number is 73. What is the number?
  32. 32.5% of a number is 11. What is the number?
  33. 33.Ishaan spent ₹30, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  34. 34.20% of a number is 80. What is the number?
  35. 35.20% of a number is 48. What is the number?
  36. 36.224 is 80% of ?
  37. 37.Arjun spent ₹138, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  38. 38.Arjun spent ₹42, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  39. 39.75% of a number is 6. What is the number?
  40. 40.40% of a number is 124. What is the number?

Answer key

  1. 210
  2. 204
  3. 120
  4. 50
  5. 284
  6. 70
  7. 262
  8. 140
  9. 45
  10. 235
  11. 170
  12. 24
  13. 240
  14. 272
  15. 200
  16. 280
  17. 160
  18. 60
  19. 375
  20. 65
  21. 260
  22. 270
  23. 212
  24. 85
  25. 210
  26. 368
  27. 40
  28. 24
  29. 45
  30. 60
  31. 292
  32. 220
  33. 150
  34. 400
  35. 240
  36. 280
  37. 230
  38. 280
  39. 8
  40. 310

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