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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 630 · 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.Ishaan spent ₹39, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  2. 2.60% of a number is 120. What is the number?
  3. 3.Isha spent ₹33, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  4. 4.26 is 10% of ?
  5. 5.30% of a number is 93. What is the number?
  6. 6.80% of a number is 216. What is the number?
  7. 7.12 is 12% of ?
  8. 8.50% of a number is 135. What is the number?
  9. 9.20% of a number is 30. What is the number?
  10. 10.8 is 5% of ?
  11. 11.Riya spent ₹21, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  12. 12.Ishaan spent ₹54, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  13. 13.15% of a number is 36. What is the number?
  14. 14.Sara spent ₹111, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  15. 15.24 is 20% of ?
  16. 16.10% of a number is 22. What is the number?
  17. 17.Meera spent ₹1, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  18. 18.Arjun spent ₹141, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  19. 19.Arjun spent ₹3, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  20. 20.40% of a number is 36. What is the number?
  21. 21.20% of a number is 21. What is the number?
  22. 22.86 is 40% of ?
  23. 23.Riya spent ₹72, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  24. 24.40% of a number is 16. What is the number?
  25. 25.53 is 20% of ?
  26. 26.50 is 20% of ?
  27. 27.Dev spent ₹184, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  28. 28.20% of a number is 2. What is the number?
  29. 29.Dev spent ₹130, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  30. 30.63 is 25% of ?
  31. 31.Rohan spent ₹177, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  32. 32.268 is 80% of ?
  33. 33.Arjun spent ₹48, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  34. 34.50% of a number is 80. What is the number?
  35. 35.75% of a number is 186. What is the number?
  36. 36.20% of a number is 29. What is the number?
  37. 37.12 is 5% of ?
  38. 38.Rohan spent ₹18, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  39. 39.Isha spent ₹33, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  40. 40.19 is 25% of ?

Answer key

  1. 195
  2. 200
  3. 165
  4. 260
  5. 310
  6. 270
  7. 100
  8. 270
  9. 150
  10. 160
  11. 175
  12. 270
  13. 240
  14. 185
  15. 120
  16. 220
  17. 2
  18. 282
  19. 30
  20. 90
  21. 105
  22. 215
  23. 240
  24. 40
  25. 265
  26. 250
  27. 230
  28. 10
  29. 325
  30. 252
  31. 295
  32. 335
  33. 400
  34. 160
  35. 248
  36. 145
  37. 240
  38. 120
  39. 132
  40. 76

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