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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 874 · 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 ₹9, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  2. 2.Diya spent ₹30, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  3. 3.Diya spent ₹102, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  4. 4.Meera spent ₹108, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  5. 5.Meera spent ₹26, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  6. 6.10% of a number is 40. What is the number?
  7. 7.88 is 80% of ?
  8. 8.24 is 15% of ?
  9. 9.Dev spent ₹27, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  10. 10.15 is 12% of ?
  11. 11.Sara spent ₹268, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  12. 12.80% of a number is 184. What is the number?
  13. 13.169 is 50% of ?
  14. 14.80% of a number is 24. What is the number?
  15. 15.Aarav spent ₹48, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  16. 16.25% of a number is 53. What is the number?
  17. 17.75% of a number is 114. What is the number?
  18. 18.Arjun spent ₹4, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  19. 19.Ishaan spent ₹99, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  20. 20.Sara spent ₹42, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  21. 21.Anaya spent ₹54, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  22. 22.171 is 60% of ?
  23. 23.50% of a number is 50. What is the number?
  24. 24.96 is 30% of ?
  25. 25.70 is 20% of ?
  26. 26.75% of a number is 90. What is the number?
  27. 27.Riya spent ₹20, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  28. 28.Kabir spent ₹4, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  29. 29.25% of a number is 63. What is the number?
  30. 30.96 is 80% of ?
  31. 31.75% of a number is 141. What is the number?
  32. 32.5% of a number is 3. What is the number?
  33. 33.27 is 12% of ?
  34. 34.Diya spent ₹132, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  35. 35.19 is 10% of ?
  36. 36.50% of a number is 126. What is the number?
  37. 37.Ishaan spent ₹19, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.75% of a number is 93. What is the number?
  39. 39.Anaya spent ₹31, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  40. 40.178 is 50% of ?

Answer key

  1. 180
  2. 250
  3. 340
  4. 144
  5. 260
  6. 400
  7. 110
  8. 160
  9. 180
  10. 125
  11. 335
  12. 230
  13. 338
  14. 30
  15. 192
  16. 212
  17. 152
  18. 40
  19. 396
  20. 280
  21. 270
  22. 285
  23. 100
  24. 320
  25. 350
  26. 120
  27. 100
  28. 80
  29. 252
  30. 120
  31. 188
  32. 60
  33. 225
  34. 176
  35. 190
  36. 252
  37. 380
  38. 124
  39. 155
  40. 356

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