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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 294 · 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. 1.21 is 50% of ?
  2. 2.10% of a number is 13. What is the number?
  3. 3.Diya spent ₹320, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  4. 4.Dev spent ₹69, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.Anaya spent ₹150, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.25% of a number is 17. What is the number?
  7. 7.104 is 40% of ?
  8. 8.9 is 15% of ?
  9. 9.234 is 60% of ?
  10. 10.50% of a number is 181. What is the number?
  11. 11.Kabir spent ₹66, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.41 is 25% of ?
  13. 13.10% of a number is 6. What is the number?
  14. 14.Diya spent ₹280, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  15. 15.74 is 50% of ?
  16. 16.40 is 20% of ?
  17. 17.60% of a number is 24. What is the number?
  18. 18.Isha spent ₹12, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  19. 19.5% of a number is 4. What is the number?
  20. 20.Isha spent ₹54, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  21. 21.Dev spent ₹174, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  22. 22.24 is 12% of ?
  23. 23.5% of a number is 1. What is the number?
  24. 24.Dev spent ₹16, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  25. 25.10% of a number is 16. What is the number?
  26. 26.40% of a number is 64. What is the number?
  27. 27.12% of a number is 18. What is the number?
  28. 28.34 is 25% of ?
  29. 29.80% of a number is 212. What is the number?
  30. 30.80% of a number is 36. What is the number?
  31. 31.Diya spent ₹90, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.92 is 80% of ?
  33. 33.Diya spent ₹27, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  34. 34.Arjun spent ₹54, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.Anaya spent ₹6, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  36. 36.60% of a number is 9. What is the number?
  37. 37.Riya spent ₹59, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  38. 38.32 is 25% of ?
  39. 39.25% of a number is 33. What is the number?
  40. 40.5% of a number is 2. What is the number?

Answer key

  1. 42
  2. 130
  3. 400
  4. 345
  5. 250
  6. 68
  7. 260
  8. 60
  9. 390
  10. 362
  11. 264
  12. 164
  13. 60
  14. 350
  15. 148
  16. 200
  17. 40
  18. 240
  19. 80
  20. 216
  21. 232
  22. 200
  23. 20
  24. 160
  25. 160
  26. 160
  27. 150
  28. 136
  29. 265
  30. 45
  31. 225
  32. 115
  33. 225
  34. 216
  35. 20
  36. 15
  37. 236
  38. 128
  39. 132
  40. 40

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