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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 114 · 40 questions
TalentJR

The method (Back to one part): Divide the given part by the top number: that is one share. Multiply one share by the bottom number: that is the whole. Check: the fraction of your answer must give the part.

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  1. 1.At a picnic, 2/5 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  2. 2.If 2/7 of a number is 12, what is the number?
  3. 3.If 1/8 of a number is 3, what is the number?
  4. 4.If 3/5 of a number is 30, what is the number?
  5. 5.If 1/3 of a number is 2, what is the number?
  6. 6.At a picnic, 7/8 of the children are from Class 5. There are 35 children from Class 5. How many children are at the picnic?
  7. 7.If 7/9 of a number is 49, what is the number?
  8. 8.If 3/8 of a number is 15, what is the number?
  9. 9.At a picnic, 3/8 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  10. 10.Arjun spends 1/5 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Arjun have?
  11. 11.Anaya spends 2/3 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Anaya have?
  12. 12.Riya spends 7/8 of the pocket money on a book. The book costs ₹70. How many rupees of pocket money did Riya have?
  13. 13.If 4/5 of a number is 8, what is the number?
  14. 14.If 3/5 of a number is 9, what is the number?
  15. 15.At a picnic, 1/3 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  16. 16.At a picnic, 1/3 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  17. 17.Diya spends 3/4 of the pocket money on a book. The book costs ₹30. How many rupees of pocket money did Diya have?
  18. 18.At a picnic, 5/6 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  19. 19.Diya spends 2/9 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Diya have?
  20. 20.Vihaan spends 5/8 of the pocket money on a book. The book costs ₹50. How many rupees of pocket money did Vihaan have?
  21. 21.If 2/3 of a number is 14, what is the number?
  22. 22.Meera spends 2/7 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Meera have?
  23. 23.At a picnic, 4/5 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  24. 24.Diya spends 7/9 of the pocket money on a book. The book costs ₹56. How many rupees of pocket money did Diya have?
  25. 25.At a picnic, 2/5 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  26. 26.At a picnic, 1/4 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  27. 27.If 8/9 of a number is 32, what is the number?
  28. 28.If 2/3 of a number is 4, what is the number?
  29. 29.Rohan spends 2/3 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Rohan have?
  30. 30.Kabir spends 1/10 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Kabir have?
  31. 31.If 8/9 of a number is 16, what is the number?
  32. 32.Rohan spends 8/9 of the pocket money on a book. The book costs ₹72. How many rupees of pocket money did Rohan have?
  33. 33.Ishaan spends 2/7 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Ishaan have?
  34. 34.Ishaan spends 5/8 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Ishaan have?
  35. 35.Sara spends 6/7 of the pocket money on a book. The book costs ₹42. How many rupees of pocket money did Sara have?
  36. 36.Sara spends 3/7 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Sara have?
  37. 37.Vihaan spends 2/7 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Vihaan have?
  38. 38.If 6/7 of a number is 42, what is the number?
  39. 39.If 2/7 of a number is 8, what is the number?
  40. 40.Anaya spends 2/5 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Anaya have?

Answer key

  1. 45
  2. 42
  3. 24
  4. 50
  5. 6
  6. 40
  7. 63
  8. 40
  9. 64
  10. 50
  11. 24
  12. 80
  13. 10
  14. 15
  15. 6
  16. 24
  17. 40
  18. 12
  19. 36
  20. 80
  21. 21
  22. 70
  23. 30
  24. 72
  25. 15
  26. 24
  27. 36
  28. 6
  29. 24
  30. 100
  31. 18
  32. 81
  33. 35
  34. 16
  35. 49
  36. 49
  37. 70
  38. 49
  39. 28
  40. 25

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