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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 510 · 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.Meera spent ₹67, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  2. 2.25% of a number is 33. What is the number?
  3. 3.Dev spent ₹213, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.1 is 20% of ?
  5. 5.9 is 5% of ?
  6. 6.Diya spent ₹142, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  7. 7.59 is 25% of ?
  8. 8.Aarav spent ₹204, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.36 is 30% of ?
  10. 10.12% of a number is 15. What is the number?
  11. 11.248 is 80% of ?
  12. 12.13 is 20% of ?
  13. 13.Anaya spent ₹142, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  14. 14.Diya spent ₹57, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  15. 15.15% of a number is 45. What is the number?
  16. 16.Kabir spent ₹36, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  17. 17.87 is 75% of ?
  18. 18.35 is 25% of ?
  19. 19.114 is 60% of ?
  20. 20.Diya spent ₹162, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  21. 21.60% of a number is 159. What is the number?
  22. 22.25% of a number is 25. What is the number?
  23. 23.Diya spent ₹3, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  24. 24.Aarav spent ₹48, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  25. 25.Arjun spent ₹60, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.Riya spent ₹96, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  27. 27.Isha spent ₹78, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  28. 28.48 is 75% of ?
  29. 29.40% of a number is 96. What is the number?
  30. 30.88 is 25% of ?
  31. 31.2 is 10% of ?
  32. 32.Diya spent ₹69, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  33. 33.25% of a number is 92. What is the number?
  34. 34.Diya spent ₹18, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  35. 35.24 is 75% of ?
  36. 36.Aarav spent ₹31, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  37. 37.30% of a number is 60. What is the number?
  38. 38.80% of a number is 80. What is the number?
  39. 39.Ishaan spent ₹7, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  40. 40.Riya spent ₹279, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 335
  2. 132
  3. 355
  4. 5
  5. 180
  6. 284
  7. 236
  8. 255
  9. 120
  10. 125
  11. 310
  12. 65
  13. 355
  14. 285
  15. 300
  16. 180
  17. 116
  18. 140
  19. 190
  20. 216
  21. 265
  22. 100
  23. 10
  24. 320
  25. 400
  26. 240
  27. 312
  28. 64
  29. 240
  30. 352
  31. 20
  32. 138
  33. 368
  34. 60
  35. 32
  36. 310
  37. 200
  38. 100
  39. 140
  40. 372

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