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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 942 · 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. 1.20% of a number is 54. What is the number?
  2. 2.117 is 60% of ?
  3. 3.Rohan spent ₹60, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  4. 4.50% of a number is 130. What is the number?
  5. 5.5% of a number is 4. What is the number?
  6. 6.80% of a number is 44. What is the number?
  7. 7.21 is 10% of ?
  8. 8.80% of a number is 124. What is the number?
  9. 9.132 is 40% of ?
  10. 10.Meera spent ₹33, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  11. 11.Dev spent ₹292, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  12. 12.5 is 5% of ?
  13. 13.Arjun spent ₹60, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  14. 14.50% of a number is 61. What is the number?
  15. 15.10% of a number is 12. What is the number?
  16. 16.40 is 10% of ?
  17. 17.249 is 75% of ?
  18. 18.75% of a number is 258. What is the number?
  19. 19.Sara spent ₹60, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  20. 20.20% of a number is 52. What is the number?
  21. 21.Rohan spent ₹52, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  22. 22.87 is 60% of ?
  23. 23.13 is 50% of ?
  24. 24.25% of a number is 66. What is the number?
  25. 25.15% of a number is 27. What is the number?
  26. 26.10% of a number is 28. What is the number?
  27. 27.20% of a number is 32. What is the number?
  28. 28.26 is 10% of ?
  29. 29.10% of a number is 37. What is the number?
  30. 30.Dev spent ₹3, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.Anaya spent ₹6, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  32. 32.25 is 10% of ?
  33. 33.11 is 25% of ?
  34. 34.Arjun spent ₹14, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.Isha spent ₹19, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  36. 36.Kabir spent ₹96, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  37. 37.25% of a number is 23. What is the number?
  38. 38.60% of a number is 45. What is the number?
  39. 39.30% of a number is 84. What is the number?
  40. 40.Diya spent ₹173, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?

Answer key

  1. 270
  2. 195
  3. 400
  4. 260
  5. 80
  6. 55
  7. 210
  8. 155
  9. 330
  10. 220
  11. 365
  12. 100
  13. 150
  14. 122
  15. 120
  16. 400
  17. 332
  18. 344
  19. 400
  20. 260
  21. 65
  22. 145
  23. 26
  24. 264
  25. 180
  26. 280
  27. 160
  28. 260
  29. 370
  30. 20
  31. 50
  32. 250
  33. 44
  34. 140
  35. 190
  36. 384
  37. 92
  38. 75
  39. 280
  40. 346

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