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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 709 · 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.Sara spent ₹5, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  2. 2.30% of a number is 45. What is the number?
  3. 3.25% of a number is 66. What is the number?
  4. 4.Sara spent ₹24, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  5. 5.15% of a number is 57. What is the number?
  6. 6.Arjun spent ₹36, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  7. 7.40% of a number is 110. What is the number?
  8. 8.Aarav spent ₹42, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.10% of a number is 15. What is the number?
  10. 10.16 is 25% of ?
  11. 11.Kabir spent ₹15, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.12 is 30% of ?
  13. 13.Rohan spent ₹54, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  14. 14.75% of a number is 180. What is the number?
  15. 15.46 is 20% of ?
  16. 16.50% of a number is 130. What is the number?
  17. 17.12% of a number is 21. What is the number?
  18. 18.80% of a number is 16. What is the number?
  19. 19.186 is 60% of ?
  20. 20.168 is 75% of ?
  21. 21.8 is 5% of ?
  22. 22.80% of a number is 52. What is the number?
  23. 23.8 is 10% of ?
  24. 24.57 is 25% of ?
  25. 25.30% of a number is 57. What is the number?
  26. 26.6 is 15% of ?
  27. 27.Rohan spent ₹48, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  28. 28.Aarav spent ₹237, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  29. 29.75% of a number is 240. What is the number?
  30. 30.Rohan spent ₹200, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  31. 31.Kabir spent ₹57, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  32. 32.160 is 80% of ?
  33. 33.38 is 25% of ?
  34. 34.9 is 12% of ?
  35. 35.30% of a number is 84. What is the number?
  36. 36.30% of a number is 9. What is the number?
  37. 37.30% of a number is 93. What is the number?
  38. 38.80% of a number is 132. What is the number?
  39. 39.Riya spent ₹15, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  40. 40.15% of a number is 21. What is the number?

Answer key

  1. 50
  2. 150
  3. 264
  4. 96
  5. 380
  6. 240
  7. 275
  8. 56
  9. 150
  10. 64
  11. 100
  12. 40
  13. 360
  14. 240
  15. 230
  16. 260
  17. 175
  18. 20
  19. 310
  20. 224
  21. 160
  22. 65
  23. 80
  24. 228
  25. 190
  26. 40
  27. 320
  28. 395
  29. 320
  30. 400
  31. 380
  32. 200
  33. 152
  34. 75
  35. 280
  36. 30
  37. 310
  38. 165
  39. 125
  40. 140

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