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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 817 · 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 ₹3, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.Dev spent ₹2, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  3. 3.19 is 5% of ?
  4. 4.40% of a number is 116. What is the number?
  5. 5.20% of a number is 70. What is the number?
  6. 6.12 is 5% of ?
  7. 7.Sara spent ₹22, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  8. 8.Kabir spent ₹94, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  9. 9.Diya spent ₹198, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  10. 10.18 is 12% of ?
  11. 11.80% of a number is 280. What is the number?
  12. 12.69 is 25% of ?
  13. 13.30% of a number is 51. What is the number?
  14. 14.Anaya spent ₹26, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  15. 15.120 is 60% of ?
  16. 16.Kabir spent ₹24, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  17. 17.Aarav spent ₹39, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  18. 18.20 is 20% of ?
  19. 19.3 is 15% of ?
  20. 20.120 is 30% of ?
  21. 21.25% of a number is 63. What is the number?
  22. 22.72 is 30% of ?
  23. 23.50% of a number is 141. What is the number?
  24. 24.5% of a number is 2. What is the number?
  25. 25.Arjun spent ₹73, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.Isha spent ₹93, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  27. 27.87 is 30% of ?
  28. 28.291 is 75% of ?
  29. 29.60 is 25% of ?
  30. 30.Ishaan spent ₹50, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  31. 31.Diya spent ₹30, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.20% of a number is 19. What is the number?
  33. 33.Arjun spent ₹77, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  34. 34.75% of a number is 168. What is the number?
  35. 35.Isha spent ₹28, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  36. 36.Sara spent ₹122, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  37. 37.30% of a number is 105. What is the number?
  38. 38.25% of a number is 61. What is the number?
  39. 39.20 is 10% of ?
  40. 40.75% of a number is 234. What is the number?

Answer key

  1. 30
  2. 40
  3. 380
  4. 290
  5. 350
  6. 240
  7. 220
  8. 188
  9. 264
  10. 150
  11. 350
  12. 276
  13. 170
  14. 260
  15. 200
  16. 240
  17. 260
  18. 100
  19. 20
  20. 400
  21. 252
  22. 240
  23. 282
  24. 40
  25. 292
  26. 372
  27. 290
  28. 388
  29. 240
  30. 125
  31. 75
  32. 95
  33. 308
  34. 224
  35. 70
  36. 244
  37. 350
  38. 244
  39. 200
  40. 312

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