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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 531 · 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.

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

Answer key

  1. 90
  2. 72
  3. 25
  4. 45
  5. 21
  6. 56
  7. 20
  8. 6
  9. 36
  10. 21
  11. 28
  12. 60
  13. 72
  14. 14
  15. 6
  16. 16
  17. 70
  18. 40
  19. 54
  20. 18
  21. 36
  22. 45
  23. 12
  24. 90
  25. 40
  26. 14
  27. 14
  28. 30
  29. 36
  30. 80
  31. 14
  32. 20
  33. 63
  34. 18
  35. 70
  36. 45
  37. 30
  38. 30
  39. 35
  40. 28

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