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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 526 · 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. 1.60% of a number is 54. What is the number?
  2. 2.25% of a number is 80. What is the number?
  3. 3.60% of a number is 30. What is the number?
  4. 4.60% of a number is 150. What is the number?
  5. 5.60% of a number is 12. What is the number?
  6. 6.Isha spent ₹12, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  7. 7.Meera spent ₹157, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  8. 8.57 is 15% of ?
  9. 9.12% of a number is 21. What is the number?
  10. 10.60% of a number is 198. What is the number?
  11. 11.Sara spent ₹45, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  12. 12.22 is 10% of ?
  13. 13.80% of a number is 176. What is the number?
  14. 14.Dev spent ₹268, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  15. 15.2 is 20% of ?
  16. 16.Ishaan spent ₹76, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  17. 17.80% of a number is 108. What is the number?
  18. 18.20% of a number is 14. What is the number?
  19. 19.5% of a number is 12. What is the number?
  20. 20.Anaya spent ₹5, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  21. 21.8 is 10% of ?
  22. 22.10% of a number is 3. What is the number?
  23. 23.114 is 50% of ?
  24. 24.20% of a number is 70. What is the number?
  25. 25.12% of a number is 45. What is the number?
  26. 26.183 is 75% of ?
  27. 27.12% of a number is 36. What is the number?
  28. 28.60 is 15% of ?
  29. 29.5% of a number is 1. What is the number?
  30. 30.15% of a number is 60. What is the number?
  31. 31.15 is 75% of ?
  32. 32.Diya spent ₹135, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  33. 33.92 is 40% of ?
  34. 34.49 is 25% of ?
  35. 35.Meera spent ₹12, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  36. 36.264 is 75% of ?
  37. 37.20% of a number is 20. What is the number?
  38. 38.Diya spent ₹112, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.60% of a number is 201. What is the number?
  40. 40.24 is 80% of ?

Answer key

  1. 90
  2. 320
  3. 50
  4. 250
  5. 20
  6. 80
  7. 314
  8. 380
  9. 175
  10. 330
  11. 300
  12. 220
  13. 220
  14. 335
  15. 10
  16. 190
  17. 135
  18. 70
  19. 240
  20. 25
  21. 80
  22. 30
  23. 228
  24. 350
  25. 375
  26. 244
  27. 300
  28. 400
  29. 20
  30. 400
  31. 20
  32. 225
  33. 230
  34. 196
  35. 40
  36. 352
  37. 100
  38. 140
  39. 335
  40. 30

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