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Percentage lesson 9: Find the whole from a percent · Set 373 · 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. 1.11 is 10% of ?
  2. 2.Diya spent ₹6, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  3. 3.75% of a number is 21. What is the number?
  4. 4.Aarav spent ₹195, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  5. 5.Isha spent ₹44, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  6. 6.Sara spent ₹228, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  7. 7.Anaya spent ₹140, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  8. 8.90 is 75% of ?
  9. 9.1 is 10% of ?
  10. 10.25% of a number is 65. What is the number?
  11. 11.10% of a number is 3. What is the number?
  12. 12.16 is 10% of ?
  13. 13.5% of a number is 9. What is the number?
  14. 14.Dev spent ₹204, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  15. 15.80% of a number is 120. What is the number?
  16. 16.63 is 75% of ?
  17. 17.193 is 50% of ?
  18. 18.20% of a number is 25. What is the number?
  19. 19.10% of a number is 32. What is the number?
  20. 20.30% of a number is 39. What is the number?
  21. 21.5% of a number is 10. What is the number?
  22. 22.Meera spent ₹104, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  23. 23.30% of a number is 9. What is the number?
  24. 24.62 is 20% of ?
  25. 25.Meera spent ₹26, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  26. 26.225 is 75% of ?
  27. 27.3 is 25% of ?
  28. 28.10 is 10% of ?
  29. 29.10% of a number is 29. What is the number?
  30. 30.5% of a number is 14. What is the number?
  31. 31.124 is 50% of ?
  32. 32.Aarav spent ₹156, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.Anaya spent ₹12, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  34. 34.25% of a number is 26. What is the number?
  35. 35.Isha spent ₹282, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  36. 36.25% of a number is 47. What is the number?
  37. 37.20% of a number is 34. What is the number?
  38. 38.Dev spent ₹5, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  39. 39.Aarav spent ₹36, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  40. 40.76 is 20% of ?

Answer key

  1. 110
  2. 10
  3. 28
  4. 390
  5. 110
  6. 285
  7. 175
  8. 120
  9. 10
  10. 260
  11. 30
  12. 160
  13. 180
  14. 272
  15. 150
  16. 84
  17. 386
  18. 125
  19. 320
  20. 130
  21. 200
  22. 208
  23. 30
  24. 310
  25. 130
  26. 300
  27. 12
  28. 100
  29. 290
  30. 280
  31. 248
  32. 195
  33. 120
  34. 104
  35. 376
  36. 188
  37. 170
  38. 100
  39. 180
  40. 380

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