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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 305 · 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.Arjun spent ₹120, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  2. 2.42 is 20% of ?
  3. 3.90 is 75% of ?
  4. 4.Diya spent ₹28, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  5. 5.26 is 10% of ?
  6. 6.21 is 20% of ?
  7. 7.60% of a number is 39. What is the number?
  8. 8.Meera spent ₹6, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.25% of a number is 45. What is the number?
  10. 10.249 is 75% of ?
  11. 11.Diya spent ₹172, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  12. 12.142 is 40% of ?
  13. 13.20% of a number is 33. What is the number?
  14. 14.208 is 80% of ?
  15. 15.60% of a number is 36. What is the number?
  16. 16.20% of a number is 20. What is the number?
  17. 17.Sara spent ₹188, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  18. 18.195 is 60% of ?
  19. 19.150 is 50% of ?
  20. 20.12% of a number is 12. What is the number?
  21. 21.5% of a number is 10. What is the number?
  22. 22.Kabir spent ₹1, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  23. 23.20% of a number is 27. What is the number?
  24. 24.80% of a number is 132. What is the number?
  25. 25.1 is 5% of ?
  26. 26.60% of a number is 186. What is the number?
  27. 27.18 is 12% of ?
  28. 28.40% of a number is 30. What is the number?
  29. 29.Riya spent ₹18, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  30. 30.29 is 20% of ?
  31. 31.40% of a number is 116. What is the number?
  32. 32.Rohan spent ₹80, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  33. 33.10% of a number is 8. What is the number?
  34. 34.Ishaan spent ₹276, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.75% of a number is 243. What is the number?
  36. 36.25% of a number is 96. What is the number?
  37. 37.Meera spent ₹46, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  38. 38.75% of a number is 171. What is the number?
  39. 39.Riya spent ₹42, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  40. 40.53 is 25% of ?

Answer key

  1. 400
  2. 210
  3. 120
  4. 35
  5. 260
  6. 105
  7. 65
  8. 8
  9. 180
  10. 332
  11. 215
  12. 355
  13. 165
  14. 260
  15. 60
  16. 100
  17. 376
  18. 325
  19. 300
  20. 100
  21. 200
  22. 2
  23. 135
  24. 165
  25. 20
  26. 310
  27. 150
  28. 75
  29. 45
  30. 145
  31. 290
  32. 400
  33. 80
  34. 368
  35. 324
  36. 384
  37. 115
  38. 228
  39. 70
  40. 212

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