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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 635 · 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. 1.12% of a number is 33. What is the number?
  2. 2.10% of a number is 5. What is the number?
  3. 3.Rohan spent ₹195, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  4. 4.75% of a number is 45. What is the number?
  5. 5.Kabir spent ₹45, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  6. 6.15 is 75% of ?
  7. 7.Sara spent ₹123, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  8. 8.20% of a number is 33. What is the number?
  9. 9.80% of a number is 64. What is the number?
  10. 10.50% of a number is 9. What is the number?
  11. 11.Kabir spent ₹45, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.Rohan spent ₹21, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  13. 13.Kabir spent ₹25, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  14. 14.Anaya spent ₹20, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  15. 15.34 is 20% of ?
  16. 16.39 is 15% of ?
  17. 17.Ishaan spent ₹99, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.124 is 40% of ?
  19. 19.Diya spent ₹7, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  20. 20.40% of a number is 84. What is the number?
  21. 21.60% of a number is 171. What is the number?
  22. 22.62 is 25% of ?
  23. 23.50% of a number is 49. What is the number?
  24. 24.57 is 60% of ?
  25. 25.Sara spent ₹29, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  26. 26.30 is 12% of ?
  27. 27.57 is 15% of ?
  28. 28.60 is 75% of ?
  29. 29.132 is 60% of ?
  30. 30.Arjun spent ₹48, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  31. 31.75% of a number is 261. What is the number?
  32. 32.2 is 5% of ?
  33. 33.120 is 30% of ?
  34. 34.4 is 5% of ?
  35. 35.40% of a number is 134. What is the number?
  36. 36.9 is 20% of ?
  37. 37.Ishaan spent ₹222, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.8 is 20% of ?
  39. 39.10% of a number is 1. What is the number?
  40. 40.50% of a number is 70. What is the number?

Answer key

  1. 275
  2. 50
  3. 260
  4. 60
  5. 225
  6. 20
  7. 205
  8. 165
  9. 80
  10. 18
  11. 375
  12. 140
  13. 125
  14. 200
  15. 170
  16. 260
  17. 132
  18. 310
  19. 140
  20. 210
  21. 285
  22. 248
  23. 98
  24. 95
  25. 290
  26. 250
  27. 380
  28. 80
  29. 220
  30. 96
  31. 348
  32. 40
  33. 400
  34. 80
  35. 335
  36. 45
  37. 296
  38. 40
  39. 10
  40. 140

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