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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 863 · 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. 1.40% of a number is 14. What is the number?
  2. 2.52 is 80% of ?
  3. 3.Arjun spent ₹30, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  4. 4.60 is 25% of ?
  5. 5.88 is 50% of ?
  6. 6.126 is 75% of ?
  7. 7.45 is 75% of ?
  8. 8.50% of a number is 69. What is the number?
  9. 9.10 is 5% of ?
  10. 10.60% of a number is 75. What is the number?
  11. 11.Meera spent ₹111, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  12. 12.18 is 15% of ?
  13. 13.30% of a number is 24. What is the number?
  14. 14.44 is 25% of ?
  15. 15.Riya spent ₹207, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  16. 16.Meera spent ₹4, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  17. 17.80% of a number is 188. What is the number?
  18. 18.Rohan spent ₹17, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  19. 19.Kabir spent ₹10, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.Ishaan spent ₹12, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  21. 21.80% of a number is 276. What is the number?
  22. 22.Kabir spent ₹48, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  23. 23.12% of a number is 18. What is the number?
  24. 24.Arjun spent ₹30, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  25. 25.50% of a number is 9. What is the number?
  26. 26.12 is 12% of ?
  27. 27.60% of a number is 207. What is the number?
  28. 28.138 is 40% of ?
  29. 29.40% of a number is 78. What is the number?
  30. 30.60% of a number is 117. What is the number?
  31. 31.12% of a number is 39. What is the number?
  32. 32.20% of a number is 78. What is the number?
  33. 33.40% of a number is 102. What is the number?
  34. 34.80% of a number is 184. What is the number?
  35. 35.25% of a number is 61. What is the number?
  36. 36.94 is 40% of ?
  37. 37.6 is 12% of ?
  38. 38.7 is 10% of ?
  39. 39.Dev spent ₹5, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  40. 40.15% of a number is 24. What is the number?

Answer key

  1. 35
  2. 65
  3. 150
  4. 240
  5. 176
  6. 168
  7. 60
  8. 138
  9. 200
  10. 125
  11. 222
  12. 120
  13. 80
  14. 176
  15. 345
  16. 40
  17. 235
  18. 170
  19. 40
  20. 80
  21. 345
  22. 60
  23. 150
  24. 75
  25. 18
  26. 100
  27. 345
  28. 345
  29. 195
  30. 195
  31. 325
  32. 390
  33. 255
  34. 230
  35. 244
  36. 235
  37. 50
  38. 70
  39. 25
  40. 160

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