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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 331 · 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. 1.308 is 80% of ?
  2. 2.24 is 80% of ?
  3. 3.10 is 10% of ?
  4. 4.3 is 5% of ?
  5. 5.Meera spent ₹6, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  6. 6.10% of a number is 22. What is the number?
  7. 7.300 is 75% of ?
  8. 8.80% of a number is 24. What is the number?
  9. 9.40% of a number is 134. What is the number?
  10. 10.264 is 75% of ?
  11. 11.50% of a number is 54. What is the number?
  12. 12.Riya spent ₹111, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  13. 13.5% of a number is 3. What is the number?
  14. 14.25% of a number is 57. What is the number?
  15. 15.Isha spent ₹104, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  16. 16.42 is 40% of ?
  17. 17.Ishaan spent ₹12, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.80% of a number is 96. What is the number?
  19. 19.Meera spent ₹64, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  20. 20.7 is 10% of ?
  21. 21.40% of a number is 122. What is the number?
  22. 22.Isha spent ₹9, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  23. 23.12% of a number is 21. What is the number?
  24. 24.Meera spent ₹1, which is 5% of the pocket money. How much pocket money did Meera have, in rupees?
  25. 25.10% of a number is 23. What is the number?
  26. 26.40% of a number is 64. What is the number?
  27. 27.4 is 50% of ?
  28. 28.147 is 75% of ?
  29. 29.Meera spent ₹106, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  30. 30.Arjun spent ₹18, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  31. 31.Diya spent ₹13, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.63 is 30% of ?
  33. 33.10% of a number is 39. What is the number?
  34. 34.5% of a number is 18. What is the number?
  35. 35.5% of a number is 11. What is the number?
  36. 36.Dev spent ₹148, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  37. 37.47 is 20% of ?
  38. 38.15% of a number is 6. What is the number?
  39. 39.15% of a number is 9. What is the number?
  40. 40.30 is 12% of ?

Answer key

  1. 385
  2. 30
  3. 100
  4. 60
  5. 50
  6. 220
  7. 400
  8. 30
  9. 335
  10. 352
  11. 108
  12. 370
  13. 60
  14. 228
  15. 208
  16. 105
  17. 100
  18. 120
  19. 320
  20. 70
  21. 305
  22. 90
  23. 175
  24. 20
  25. 230
  26. 160
  27. 8
  28. 196
  29. 265
  30. 360
  31. 52
  32. 210
  33. 390
  34. 360
  35. 220
  36. 296
  37. 235
  38. 40
  39. 60
  40. 250

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