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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 204 · 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 ₹21, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  2. 2.Rohan spent ₹3, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  3. 3.Dev spent ₹156, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.15% of a number is 33. What is the number?
  5. 5.5% of a number is 4. What is the number?
  6. 6.Ishaan spent ₹29, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  7. 7.207 is 75% of ?
  8. 8.15% of a number is 6. What is the number?
  9. 9.Sara spent ₹66, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  10. 10.102 is 40% of ?
  11. 11.25% of a number is 39. What is the number?
  12. 12.20% of a number is 30. What is the number?
  13. 13.42 is 60% of ?
  14. 14.30% of a number is 78. What is the number?
  15. 15.70 is 25% of ?
  16. 16.80% of a number is 60. What is the number?
  17. 17.10% of a number is 37. What is the number?
  18. 18.50% of a number is 49. What is the number?
  19. 19.30% of a number is 69. What is the number?
  20. 20.162 is 50% of ?
  21. 21.60% of a number is 63. What is the number?
  22. 22.19 is 5% of ?
  23. 23.Meera spent ₹37, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  24. 24.20% of a number is 17. What is the number?
  25. 25.Riya spent ₹192, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  26. 26.Kabir spent ₹149, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  27. 27.20% of a number is 43. What is the number?
  28. 28.10 is 20% of ?
  29. 29.75% of a number is 126. What is the number?
  30. 30.22 is 25% of ?
  31. 31.Kabir spent ₹12, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  32. 32.20% of a number is 63. What is the number?
  33. 33.75% of a number is 237. What is the number?
  34. 34.60% of a number is 12. What is the number?
  35. 35.Anaya spent ₹48, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  36. 36.80% of a number is 208. What is the number?
  37. 37.132 is 80% of ?
  38. 38.50% of a number is 182. What is the number?
  39. 39.25% of a number is 65. What is the number?
  40. 40.30% of a number is 60. What is the number?

Answer key

  1. 140
  2. 60
  3. 312
  4. 220
  5. 80
  6. 116
  7. 276
  8. 40
  9. 110
  10. 255
  11. 156
  12. 150
  13. 70
  14. 260
  15. 280
  16. 75
  17. 370
  18. 98
  19. 230
  20. 324
  21. 105
  22. 380
  23. 74
  24. 85
  25. 320
  26. 298
  27. 215
  28. 50
  29. 168
  30. 88
  31. 240
  32. 315
  33. 316
  34. 20
  35. 240
  36. 260
  37. 165
  38. 364
  39. 260
  40. 200

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