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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 926 · 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. 1.20% of a number is 73. What is the number?
  2. 2.20% of a number is 31. What is the number?
  3. 3.50% of a number is 36. What is the number?
  4. 4.60 is 80% of ?
  5. 5.25% of a number is 55. What is the number?
  6. 6.60% of a number is 141. What is the number?
  7. 7.50% of a number is 175. What is the number?
  8. 8.60% of a number is 237. What is the number?
  9. 9.Riya spent ₹30, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  10. 10.Diya spent ₹216, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  11. 11.25% of a number is 6. What is the number?
  12. 12.80% of a number is 148. What is the number?
  13. 13.Dev spent ₹78, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  14. 14.141 is 75% of ?
  15. 15.Dev spent ₹21, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  16. 16.30% of a number is 90. What is the number?
  17. 17.21 is 15% of ?
  18. 18.Riya spent ₹42, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  19. 19.Kabir spent ₹165, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.Anaya spent ₹56, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  21. 21.Aarav spent ₹12, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  22. 22.60% of a number is 201. What is the number?
  23. 23.25% of a number is 16. What is the number?
  24. 24.Diya spent ₹20, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  25. 25.75% of a number is 75. What is the number?
  26. 26.Kabir spent ₹33, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  27. 27.177 is 60% of ?
  28. 28.80% of a number is 36. What is the number?
  29. 29.23 is 25% of ?
  30. 30.30% of a number is 84. What is the number?
  31. 31.50% of a number is 8. What is the number?
  32. 32.80% of a number is 56. What is the number?
  33. 33.80% of a number is 116. What is the number?
  34. 34.16 is 5% of ?
  35. 35.20% of a number is 70. What is the number?
  36. 36.12% of a number is 48. What is the number?
  37. 37.50% of a number is 25. What is the number?
  38. 38.30% of a number is 6. What is the number?
  39. 39.5% of a number is 5. What is the number?
  40. 40.5% of a number is 11. What is the number?

Answer key

  1. 365
  2. 155
  3. 72
  4. 75
  5. 220
  6. 235
  7. 350
  8. 395
  9. 300
  10. 288
  11. 24
  12. 185
  13. 260
  14. 188
  15. 70
  16. 300
  17. 140
  18. 210
  19. 330
  20. 140
  21. 240
  22. 335
  23. 64
  24. 50
  25. 100
  26. 220
  27. 295
  28. 45
  29. 92
  30. 280
  31. 16
  32. 70
  33. 145
  34. 320
  35. 350
  36. 400
  37. 50
  38. 20
  39. 100
  40. 220

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