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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 776 · 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. 1.10% of a number is 27. What is the number?
  2. 2.5 is 10% of ?
  3. 3.6 is 30% of ?
  4. 4.25% of a number is 87. What is the number?
  5. 5.Arjun spent ₹27, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  6. 6.Dev spent ₹54, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.124 is 80% of ?
  8. 8.Meera spent ₹36, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.Anaya spent ₹22, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  10. 10.30% of a number is 111. What is the number?
  11. 11.Isha spent ₹23, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  12. 12.Riya spent ₹9, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  13. 13.12% of a number is 33. What is the number?
  14. 14.61 is 20% of ?
  15. 15.60% of a number is 156. What is the number?
  16. 16.87 is 60% of ?
  17. 17.Riya spent ₹8, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.Riya spent ₹186, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  19. 19.15% of a number is 21. What is the number?
  20. 20.50% of a number is 75. What is the number?
  21. 21.Dev spent ₹110, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  22. 22.Isha spent ₹150, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  23. 23.80% of a number is 264. What is the number?
  24. 24.75% of a number is 204. What is the number?
  25. 25.40% of a number is 24. What is the number?
  26. 26.Riya spent ₹86, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  27. 27.40% of a number is 108. What is the number?
  28. 28.10% of a number is 4. What is the number?
  29. 29.Dev spent ₹116, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  30. 30.Dev spent ₹24, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.156 is 80% of ?
  32. 32.Riya spent ₹90, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  33. 33.Diya spent ₹3, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  34. 34.Ishaan spent ₹82, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.60% of a number is 126. What is the number?
  36. 36.Sara spent ₹7, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  37. 37.10% of a number is 29. What is the number?
  38. 38.60% of a number is 240. What is the number?
  39. 39.Diya spent ₹120, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  40. 40.42 is 12% of ?

Answer key

  1. 270
  2. 50
  3. 20
  4. 348
  5. 108
  6. 135
  7. 155
  8. 360
  9. 55
  10. 370
  11. 115
  12. 90
  13. 275
  14. 305
  15. 260
  16. 145
  17. 20
  18. 310
  19. 140
  20. 150
  21. 275
  22. 250
  23. 330
  24. 272
  25. 60
  26. 215
  27. 270
  28. 40
  29. 232
  30. 80
  31. 195
  32. 300
  33. 15
  34. 205
  35. 210
  36. 28
  37. 290
  38. 400
  39. 400
  40. 350

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