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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 103 · 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. 1.212 is 80% of ?
  2. 2.19 is 10% of ?
  3. 3.Anaya spent ₹6, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  4. 4.20% of a number is 47. What is the number?
  5. 5.Anaya spent ₹12, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.10% of a number is 26. What is the number?
  7. 7.Isha spent ₹246, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  8. 8.248 is 80% of ?
  9. 9.Arjun spent ₹46, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  10. 10.Aarav spent ₹96, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  11. 11.80% of a number is 84. What is the number?
  12. 12.Dev spent ₹32, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  13. 13.60% of a number is 3. What is the number?
  14. 14.Sara spent ₹2, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  15. 15.50% of a number is 3. What is the number?
  16. 16.114 is 30% of ?
  17. 17.93 is 30% of ?
  18. 18.94 is 25% of ?
  19. 19.20% of a number is 14. What is the number?
  20. 20.14 is 5% of ?
  21. 21.Arjun spent ₹32, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  22. 22.Meera spent ₹20, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  23. 23.Riya spent ₹21, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  24. 24.75% of a number is 96. What is the number?
  25. 25.6 is 15% of ?
  26. 26.30% of a number is 12. What is the number?
  27. 27.30 is 30% of ?
  28. 28.Diya spent ₹12, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  29. 29.48 is 75% of ?
  30. 30.111 is 30% of ?
  31. 31.8 is 20% of ?
  32. 32.123 is 50% of ?
  33. 33.20% of a number is 58. What is the number?
  34. 34.60% of a number is 189. What is the number?
  35. 35.Sara spent ₹53, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  36. 36.140 is 40% of ?
  37. 37.177 is 60% of ?
  38. 38.12% of a number is 15. What is the number?
  39. 39.Meera spent ₹50, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  40. 40.Rohan spent ₹58, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?

Answer key

  1. 265
  2. 190
  3. 60
  4. 235
  5. 100
  6. 260
  7. 328
  8. 310
  9. 230
  10. 128
  11. 105
  12. 320
  13. 5
  14. 8
  15. 6
  16. 380
  17. 310
  18. 376
  19. 70
  20. 280
  21. 80
  22. 200
  23. 140
  24. 128
  25. 40
  26. 40
  27. 100
  28. 240
  29. 64
  30. 370
  31. 40
  32. 246
  33. 290
  34. 315
  35. 265
  36. 350
  37. 295
  38. 125
  39. 100
  40. 116

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