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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 679 · 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.Kabir spent ₹60, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  2. 2.54 is 30% of ?
  3. 3.Arjun spent ₹94, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  4. 4.40% of a number is 118. What is the number?
  5. 5.15 is 12% of ?
  6. 6.75% of a number is 126. What is the number?
  7. 7.Riya spent ₹6, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  8. 8.25% of a number is 20. What is the number?
  9. 9.75% of a number is 129. What is the number?
  10. 10.44 is 80% of ?
  11. 11.Rohan spent ₹66, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  12. 12.222 is 60% of ?
  13. 13.Kabir spent ₹32, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  14. 14.15% of a number is 54. What is the number?
  15. 15.Aarav spent ₹12, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  16. 16.Meera spent ₹37, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  17. 17.Dev spent ₹4, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  18. 18.Riya spent ₹16, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  19. 19.136 is 50% of ?
  20. 20.81 is 50% of ?
  21. 21.30% of a number is 39. What is the number?
  22. 22.64 is 80% of ?
  23. 23.17 is 5% of ?
  24. 24.Rohan spent ₹22, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  25. 25.10% of a number is 2. What is the number?
  26. 26.4 is 40% of ?
  27. 27.26 is 40% of ?
  28. 28.102 is 60% of ?
  29. 29.63 is 25% of ?
  30. 30.Meera spent ₹57, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  31. 31.Rohan spent ₹93, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  32. 32.71 is 50% of ?
  33. 33.Meera spent ₹95, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  34. 34.15% of a number is 36. What is the number?
  35. 35.15% of a number is 57. What is the number?
  36. 36.Anaya spent ₹27, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  37. 37.50% of a number is 155. What is the number?
  38. 38.60% of a number is 159. What is the number?
  39. 39.40% of a number is 106. What is the number?
  40. 40.75% of a number is 78. What is the number?

Answer key

  1. 200
  2. 180
  3. 188
  4. 295
  5. 125
  6. 168
  7. 120
  8. 80
  9. 172
  10. 55
  11. 165
  12. 370
  13. 320
  14. 360
  15. 100
  16. 370
  17. 40
  18. 64
  19. 272
  20. 162
  21. 130
  22. 80
  23. 340
  24. 220
  25. 20
  26. 10
  27. 65
  28. 170
  29. 252
  30. 228
  31. 310
  32. 142
  33. 190
  34. 240
  35. 380
  36. 225
  37. 310
  38. 265
  39. 265
  40. 104

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