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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 718 · 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.Aarav spent ₹153, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  2. 2.15% of a number is 12. What is the number?
  3. 3.60% of a number is 3. What is the number?
  4. 4.Ishaan spent ₹87, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  5. 5.13 is 25% of ?
  6. 6.21 is 30% of ?
  7. 7.25% of a number is 48. What is the number?
  8. 8.20% of a number is 7. What is the number?
  9. 9.54 is 20% of ?
  10. 10.30% of a number is 42. What is the number?
  11. 11.Diya spent ₹69, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  12. 12.80% of a number is 8. What is the number?
  13. 13.20% of a number is 78. What is the number?
  14. 14.33 is 30% of ?
  15. 15.Kabir spent ₹141, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  16. 16.Riya spent ₹6, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  17. 17.84 is 30% of ?
  18. 18.Dev spent ₹6, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  19. 19.75% of a number is 222. What is the number?
  20. 20.Meera spent ₹273, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  21. 21.40% of a number is 98. What is the number?
  22. 22.96 is 75% of ?
  23. 23.15% of a number is 3. What is the number?
  24. 24.Isha spent ₹114, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.273 is 75% of ?
  26. 26.60% of a number is 189. What is the number?
  27. 27.30% of a number is 39. What is the number?
  28. 28.80% of a number is 100. What is the number?
  29. 29.7 is 10% of ?
  30. 30.17 is 5% of ?
  31. 31.84 is 25% of ?
  32. 32.42 is 60% of ?
  33. 33.Ishaan spent ₹93, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  34. 34.15 is 5% of ?
  35. 35.Arjun spent ₹104, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  36. 36.Dev spent ₹66, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  37. 37.92 is 40% of ?
  38. 38.58 is 25% of ?
  39. 39.39 is 10% of ?
  40. 40.30% of a number is 90. What is the number?

Answer key

  1. 255
  2. 80
  3. 5
  4. 290
  5. 52
  6. 70
  7. 192
  8. 35
  9. 270
  10. 140
  11. 92
  12. 10
  13. 390
  14. 110
  15. 235
  16. 40
  17. 280
  18. 120
  19. 296
  20. 364
  21. 245
  22. 128
  23. 20
  24. 285
  25. 364
  26. 315
  27. 130
  28. 125
  29. 70
  30. 340
  31. 336
  32. 70
  33. 372
  34. 300
  35. 208
  36. 110
  37. 230
  38. 232
  39. 390
  40. 300

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