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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 7 · 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. 1.40% of a number is 14. What is the number?
  2. 2.60% of a number is 180. What is the number?
  3. 3.20% of a number is 75. What is the number?
  4. 4.20% of a number is 64. What is the number?
  5. 5.33 is 60% of ?
  6. 6.10% of a number is 18. What is the number?
  7. 7.Diya spent ₹33, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.30 is 12% of ?
  9. 9.15% of a number is 18. What is the number?
  10. 10.60% of a number is 174. What is the number?
  11. 11.Kabir spent ₹279, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.20 is 40% of ?
  13. 13.20% of a number is 66. What is the number?
  14. 14.39 is 20% of ?
  15. 15.Anaya spent ₹292, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  16. 16.14 is 40% of ?
  17. 17.104 is 80% of ?
  18. 18.5% of a number is 19. What is the number?
  19. 19.20 is 10% of ?
  20. 20.60% of a number is 3. What is the number?
  21. 21.Kabir spent ₹3, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  22. 22.5% of a number is 11. What is the number?
  23. 23.Diya spent ₹42, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  24. 24.Ishaan spent ₹27, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  25. 25.45 is 60% of ?
  26. 26.50% of a number is 160. What is the number?
  27. 27.50% of a number is 98. What is the number?
  28. 28.Anaya spent ₹140, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  29. 29.Dev spent ₹22, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  30. 30.10% of a number is 34. What is the number?
  31. 31.60% of a number is 126. What is the number?
  32. 32.40% of a number is 84. What is the number?
  33. 33.25% of a number is 62. What is the number?
  34. 34.Arjun spent ₹22, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.40% of a number is 22. What is the number?
  36. 36.48 is 20% of ?
  37. 37.102 is 75% of ?
  38. 38.Meera spent ₹141, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  39. 39.Ishaan spent ₹3, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  40. 40.10% of a number is 6. What is the number?

Answer key

  1. 35
  2. 300
  3. 375
  4. 320
  5. 55
  6. 180
  7. 275
  8. 250
  9. 120
  10. 290
  11. 372
  12. 50
  13. 330
  14. 195
  15. 365
  16. 35
  17. 130
  18. 380
  19. 200
  20. 5
  21. 25
  22. 220
  23. 56
  24. 45
  25. 75
  26. 320
  27. 196
  28. 175
  29. 220
  30. 340
  31. 210
  32. 210
  33. 248
  34. 220
  35. 55
  36. 240
  37. 136
  38. 188
  39. 25
  40. 60

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage