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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 669 · 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.Aarav spent ₹12, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  2. 2.120 is 30% of ?
  3. 3.Meera spent ₹159, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  4. 4.41 is 25% of ?
  5. 5.51 is 15% of ?
  6. 6.40% of a number is 126. What is the number?
  7. 7.Isha spent ₹80, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  8. 8.36 is 60% of ?
  9. 9.15% of a number is 15. What is the number?
  10. 10.60% of a number is 150. What is the number?
  11. 11.Anaya spent ₹68, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  12. 12.75% of a number is 33. What is the number?
  13. 13.50% of a number is 155. What is the number?
  14. 14.Rohan spent ₹35, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  15. 15.Dev spent ₹60, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  16. 16.80% of a number is 192. What is the number?
  17. 17.Rohan spent ₹66, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  18. 18.25% of a number is 37. What is the number?
  19. 19.Kabir spent ₹36, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.Kabir spent ₹27, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  21. 21.5% of a number is 17. What is the number?
  22. 22.20 is 10% of ?
  23. 23.35 is 10% of ?
  24. 24.30% of a number is 78. What is the number?
  25. 25.25% of a number is 2. What is the number?
  26. 26.50% of a number is 31. What is the number?
  27. 27.10% of a number is 13. What is the number?
  28. 28.Meera spent ₹22, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  29. 29.Anaya spent ₹9, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  30. 30.40% of a number is 42. What is the number?
  31. 31.5% of a number is 10. What is the number?
  32. 32.184 is 80% of ?
  33. 33.57 is 15% of ?
  34. 34.25% of a number is 46. What is the number?
  35. 35.Riya spent ₹12, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  36. 36.15% of a number is 42. What is the number?
  37. 37.40 is 80% of ?
  38. 38.50% of a number is 30. What is the number?
  39. 39.Isha spent ₹249, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  40. 40.320 is 80% of ?

Answer key

  1. 240
  2. 400
  3. 265
  4. 164
  5. 340
  6. 315
  7. 400
  8. 60
  9. 100
  10. 250
  11. 272
  12. 44
  13. 310
  14. 350
  15. 80
  16. 240
  17. 330
  18. 148
  19. 240
  20. 225
  21. 340
  22. 200
  23. 350
  24. 260
  25. 8
  26. 62
  27. 130
  28. 220
  29. 60
  30. 105
  31. 200
  32. 230
  33. 380
  34. 184
  35. 15
  36. 280
  37. 50
  38. 60
  39. 332
  40. 400

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