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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 255 · 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. 1.48 is 40% of ?
  2. 2.93 is 30% of ?
  3. 3.5 is 10% of ?
  4. 4.Anaya spent ₹123, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  5. 5.43 is 50% of ?
  6. 6.2 is 5% of ?
  7. 7.30% of a number is 93. What is the number?
  8. 8.25% of a number is 90. What is the number?
  9. 9.15% of a number is 51. What is the number?
  10. 10.25% of a number is 87. What is the number?
  11. 11.97 is 25% of ?
  12. 12.60% of a number is 45. What is the number?
  13. 13.Arjun spent ₹102, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  14. 14.Isha spent ₹8, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  15. 15.88 is 80% of ?
  16. 16.Sara spent ₹24, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  17. 17.Riya spent ₹1, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.20% of a number is 9. What is the number?
  19. 19.3 is 12% of ?
  20. 20.75% of a number is 96. What is the number?
  21. 21.Diya spent ₹130, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  22. 22.Riya spent ₹2, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  23. 23.60% of a number is 231. What is the number?
  24. 24.Diya spent ₹141, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  25. 25.Meera spent ₹25, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  26. 26.3 is 20% of ?
  27. 27.80% of a number is 136. What is the number?
  28. 28.Meera spent ₹258, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  29. 29.75 is 60% of ?
  30. 30.138 is 40% of ?
  31. 31.31 is 10% of ?
  32. 32.22 is 20% of ?
  33. 33.10% of a number is 35. What is the number?
  34. 34.Meera spent ₹190, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  35. 35.12% of a number is 48. What is the number?
  36. 36.40% of a number is 126. What is the number?
  37. 37.15% of a number is 9. What is the number?
  38. 38.Isha spent ₹17, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.10 is 20% of ?
  40. 40.75% of a number is 300. What is the number?

Answer key

  1. 120
  2. 310
  3. 50
  4. 205
  5. 86
  6. 40
  7. 310
  8. 360
  9. 340
  10. 348
  11. 388
  12. 75
  13. 204
  14. 80
  15. 110
  16. 120
  17. 10
  18. 45
  19. 25
  20. 128
  21. 260
  22. 40
  23. 385
  24. 188
  25. 50
  26. 15
  27. 170
  28. 344
  29. 125
  30. 345
  31. 310
  32. 110
  33. 350
  34. 380
  35. 400
  36. 315
  37. 60
  38. 85
  39. 50
  40. 400

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage