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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 379 · 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.If 3/7 of a number is 18, what is the number?
  2. 2.Tara spends 5/7 of the pocket money on a book. The book costs ₹25. How many rupees of pocket money did Tara have?
  3. 3.At a picnic, 1/8 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  4. 4.If 3/10 of a number is 24, what is the number?
  5. 5.If 2/3 of a number is 6, what is the number?
  6. 6.If 3/5 of a number is 21, what is the number?
  7. 7.Ishaan spends 1/7 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Ishaan have?
  8. 8.At a picnic, 5/8 of the children are from Class 5. There are 35 children from Class 5. How many children are at the picnic?
  9. 9.If 3/5 of a number is 24, what is the number?
  10. 10.Meera spends 8/9 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Meera have?
  11. 11.At a picnic, 3/10 of the children are from Class 5. There are 21 children from Class 5. How many children are at the picnic?
  12. 12.At a picnic, 9/10 of the children are from Class 5. There are 81 children from Class 5. How many children are at the picnic?
  13. 13.Riya spends 1/4 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Riya have?
  14. 14.If 3/4 of a number is 18, what is the number?
  15. 15.At a picnic, 3/4 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  16. 16.Anaya spends 4/7 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Anaya have?
  17. 17.Ishaan spends 1/7 of the pocket money on a book. The book costs ₹2. How many rupees of pocket money did Ishaan have?
  18. 18.Riya spends 3/5 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Riya have?
  19. 19.If 7/9 of a number is 70, what is the number?
  20. 20.At a picnic, 2/7 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  21. 21.Meera spends 7/9 of the pocket money on a book. The book costs ₹56. How many rupees of pocket money did Meera have?
  22. 22.At a picnic, 1/10 of the children are from Class 5. There are 7 children from Class 5. How many children are at the picnic?
  23. 23.Arjun spends 2/3 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Arjun have?
  24. 24.Aarav spends 5/6 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Aarav have?
  25. 25.If 1/7 of a number is 3, what is the number?
  26. 26.At a picnic, 2/7 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  27. 27.At a picnic, 5/9 of the children are from Class 5. There are 30 children from Class 5. How many children are at the picnic?
  28. 28.Meera spends 5/7 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Meera have?
  29. 29.Kabir spends 3/5 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Kabir have?
  30. 30.Diya spends 5/7 of the pocket money on a book. The book costs ₹40. How many rupees of pocket money did Diya have?
  31. 31.At a picnic, 1/5 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  32. 32.Tara spends 1/3 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Tara have?
  33. 33.If 1/5 of a number is 8, what is the number?
  34. 34.At a picnic, 1/6 of the children are from Class 5. There are 3 children from Class 5. How many children are at the picnic?
  35. 35.At a picnic, 2/3 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  36. 36.Anaya spends 4/9 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Anaya have?
  37. 37.If 3/8 of a number is 30, what is the number?
  38. 38.If 2/3 of a number is 20, what is the number?
  39. 39.Tara spends 1/6 of the pocket money on a book. The book costs ₹7. How many rupees of pocket money did Tara have?
  40. 40.If 1/2 of a number is 8, what is the number?

Answer key

  1. 42
  2. 35
  3. 72
  4. 80
  5. 9
  6. 35
  7. 70
  8. 56
  9. 40
  10. 18
  11. 70
  12. 90
  13. 20
  14. 24
  15. 8
  16. 28
  17. 14
  18. 20
  19. 90
  20. 14
  21. 72
  22. 70
  23. 24
  24. 12
  25. 21
  26. 28
  27. 54
  28. 14
  29. 10
  30. 56
  31. 30
  32. 27
  33. 40
  34. 18
  35. 12
  36. 63
  37. 80
  38. 30
  39. 42
  40. 16

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