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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 772 · 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 ₹45, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  2. 2.Arjun spent ₹51, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  3. 3.69 is 75% of ?
  4. 4.12% of a number is 36. What is the number?
  5. 5.22 is 25% of ?
  6. 6.Ishaan spent ₹18, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  7. 7.42 is 20% of ?
  8. 8.Riya spent ₹59, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  9. 9.Meera spent ₹4, which is 5% of the pocket money. How much pocket money did Meera have, in rupees?
  10. 10.25% of a number is 44. What is the number?
  11. 11.40% of a number is 118. What is the number?
  12. 12.5% of a number is 18. What is the number?
  13. 13.Riya spent ₹204, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.5 is 10% of ?
  15. 15.Kabir spent ₹111, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  16. 16.1 is 5% of ?
  17. 17.185 is 50% of ?
  18. 18.Sara spent ₹11, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  19. 19.Sara spent ₹51, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  20. 20.Aarav spent ₹81, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  21. 21.80% of a number is 164. What is the number?
  22. 22.12% of a number is 24. What is the number?
  23. 23.72 is 80% of ?
  24. 24.9 is 50% of ?
  25. 25.12% of a number is 48. What is the number?
  26. 26.30% of a number is 54. What is the number?
  27. 27.Isha spent ₹10, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  28. 28.40% of a number is 98. What is the number?
  29. 29.Isha spent ₹216, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  30. 30.27 is 15% of ?
  31. 31.38 is 10% of ?
  32. 32.28 is 20% of ?
  33. 33.195 is 60% of ?
  34. 34.Sara spent ₹9, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?
  35. 35.29 is 20% of ?
  36. 36.25% of a number is 89. What is the number?
  37. 37.Kabir spent ₹6, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  38. 38.Kabir spent ₹72, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  39. 39.50% of a number is 92. What is the number?
  40. 40.15% of a number is 27. What is the number?

Answer key

  1. 375
  2. 340
  3. 92
  4. 300
  5. 88
  6. 72
  7. 210
  8. 295
  9. 80
  10. 176
  11. 295
  12. 360
  13. 340
  14. 50
  15. 185
  16. 20
  17. 370
  18. 55
  19. 85
  20. 270
  21. 205
  22. 200
  23. 90
  24. 18
  25. 400
  26. 180
  27. 100
  28. 245
  29. 288
  30. 180
  31. 380
  32. 140
  33. 325
  34. 12
  35. 145
  36. 356
  37. 120
  38. 240
  39. 184
  40. 180

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