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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 657 · 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.Dev spent ₹99, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  2. 2.10% of a number is 25. What is the number?
  3. 3.Aarav spent ₹109, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  4. 4.3 is 12% of ?
  5. 5.Kabir spent ₹9, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  6. 6.75% of a number is 267. What is the number?
  7. 7.64 is 25% of ?
  8. 8.Ishaan spent ₹104, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  9. 9.65 is 25% of ?
  10. 10.45 is 25% of ?
  11. 11.Isha spent ₹51, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  12. 12.Kabir spent ₹19, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  13. 13.43 is 20% of ?
  14. 14.40% of a number is 54. What is the number?
  15. 15.158 is 50% of ?
  16. 16.40% of a number is 102. What is the number?
  17. 17.Diya spent ₹45, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  18. 18.10% of a number is 21. What is the number?
  19. 19.20% of a number is 7. What is the number?
  20. 20.80% of a number is 72. What is the number?
  21. 21.Arjun spent ₹246, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  22. 22.Ishaan spent ₹114, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  23. 23.25 is 10% of ?
  24. 24.75% of a number is 180. What is the number?
  25. 25.Ishaan spent ₹33, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  26. 26.Sara spent ₹89, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  27. 27.Arjun spent ₹24, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  28. 28.80% of a number is 84. What is the number?
  29. 29.64 is 40% of ?
  30. 30.60% of a number is 15. What is the number?
  31. 31.Aarav spent ₹9, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  32. 32.15% of a number is 51. What is the number?
  33. 33.60% of a number is 135. What is the number?
  34. 34.10% of a number is 36. What is the number?
  35. 35.Kabir spent ₹31, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.27 is 12% of ?
  37. 37.Anaya spent ₹222, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  38. 38.90 is 30% of ?
  39. 39.75% of a number is 138. What is the number?
  40. 40.Diya spent ₹12, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?

Answer key

  1. 330
  2. 250
  3. 218
  4. 25
  5. 60
  6. 356
  7. 256
  8. 260
  9. 260
  10. 180
  11. 204
  12. 380
  13. 215
  14. 135
  15. 316
  16. 255
  17. 225
  18. 210
  19. 35
  20. 90
  21. 328
  22. 190
  23. 250
  24. 240
  25. 275
  26. 178
  27. 240
  28. 105
  29. 160
  30. 25
  31. 180
  32. 340
  33. 225
  34. 360
  35. 310
  36. 225
  37. 370
  38. 300
  39. 184
  40. 100

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