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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 668 · 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.Diya spent ₹42, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  2. 2.Aarav spent ₹66, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  3. 3.80% of a number is 168. What is the number?
  4. 4.Dev spent ₹12, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.Anaya spent ₹57, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.Arjun spent ₹44, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  7. 7.Rohan spent ₹195, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  8. 8.Anaya spent ₹15, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.5% of a number is 5. What is the number?
  10. 10.25% of a number is 56. What is the number?
  11. 11.50% of a number is 28. What is the number?
  12. 12.111 is 75% of ?
  13. 13.Riya spent ₹2, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.75% of a number is 75. What is the number?
  15. 15.10% of a number is 15. What is the number?
  16. 16.60% of a number is 135. What is the number?
  17. 17.186 is 60% of ?
  18. 18.50% of a number is 167. What is the number?
  19. 19.50% of a number is 71. What is the number?
  20. 20.80% of a number is 44. What is the number?
  21. 21.30 is 12% of ?
  22. 22.85 is 50% of ?
  23. 23.29 is 20% of ?
  24. 24.12% of a number is 36. What is the number?
  25. 25.Arjun spent ₹114, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.47 is 20% of ?
  27. 27.2 is 5% of ?
  28. 28.10% of a number is 18. What is the number?
  29. 29.5% of a number is 7. What is the number?
  30. 30.255 is 75% of ?
  31. 31.33 is 12% of ?
  32. 32.Rohan spent ₹17, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  33. 33.Diya spent ₹7, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  34. 34.30% of a number is 75. What is the number?
  35. 35.12% of a number is 27. What is the number?
  36. 36.Aarav spent ₹16, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  37. 37.124 is 50% of ?
  38. 38.126 is 60% of ?
  39. 39.71 is 20% of ?
  40. 40.Rohan spent ₹45, which is 12% of the pocket money. How much pocket money did Rohan have, in rupees?

Answer key

  1. 350
  2. 330
  3. 210
  4. 80
  5. 285
  6. 220
  7. 325
  8. 50
  9. 100
  10. 224
  11. 56
  12. 148
  13. 20
  14. 100
  15. 150
  16. 225
  17. 310
  18. 334
  19. 142
  20. 55
  21. 250
  22. 170
  23. 145
  24. 300
  25. 285
  26. 235
  27. 40
  28. 180
  29. 140
  30. 340
  31. 275
  32. 170
  33. 140
  34. 250
  35. 225
  36. 160
  37. 248
  38. 210
  39. 355
  40. 375

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