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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 117 · 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. 1.13 is 50% of ?
  2. 2.Diya spent ₹53, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  3. 3.20% of a number is 35. What is the number?
  4. 4.60% of a number is 207. What is the number?
  5. 5.5% of a number is 16. What is the number?
  6. 6.40% of a number is 24. What is the number?
  7. 7.30% of a number is 21. What is the number?
  8. 8.Anaya spent ₹168, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.Isha spent ₹7, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  10. 10.10% of a number is 18. What is the number?
  11. 11.12% of a number is 30. What is the number?
  12. 12.Meera spent ₹280, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  13. 13.192 is 60% of ?
  14. 14.9 is 12% of ?
  15. 15.48 is 15% of ?
  16. 16.Kabir spent ₹183, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  17. 17.Kabir spent ₹28, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  18. 18.195 is 75% of ?
  19. 19.Rohan spent ₹38, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  20. 20.45 is 12% of ?
  21. 21.60% of a number is 165. What is the number?
  22. 22.Aarav spent ₹55, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  23. 23.15% of a number is 3. What is the number?
  24. 24.30% of a number is 6. What is the number?
  25. 25.Riya spent ₹213, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  26. 26.104 is 80% of ?
  27. 27.5% of a number is 1. What is the number?
  28. 28.15% of a number is 42. What is the number?
  29. 29.40% of a number is 108. What is the number?
  30. 30.75% of a number is 120. What is the number?
  31. 31.4 is 5% of ?
  32. 32.Arjun spent ₹3, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  33. 33.5% of a number is 17. What is the number?
  34. 34.75% of a number is 222. What is the number?
  35. 35.Diya spent ₹86, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.44 is 80% of ?
  37. 37.3 is 12% of ?
  38. 38.Sara spent ₹12, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  39. 39.10% of a number is 19. What is the number?
  40. 40.Dev spent ₹186, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?

Answer key

  1. 26
  2. 265
  3. 175
  4. 345
  5. 320
  6. 60
  7. 70
  8. 210
  9. 35
  10. 180
  11. 250
  12. 350
  13. 320
  14. 75
  15. 320
  16. 244
  17. 35
  18. 260
  19. 95
  20. 375
  21. 275
  22. 220
  23. 20
  24. 20
  25. 284
  26. 130
  27. 20
  28. 280
  29. 270
  30. 160
  31. 80
  32. 15
  33. 340
  34. 296
  35. 344
  36. 55
  37. 25
  38. 60
  39. 190
  40. 248

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