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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 828 · 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.If 5/9 of a number is 50, what is the number?
  2. 2.Kabir spends 5/7 of the pocket money on a book. The book costs ₹40. How many rupees of pocket money did Kabir have?
  3. 3.At a picnic, 3/10 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  4. 4.Ishaan spends 1/3 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Ishaan have?
  5. 5.At a picnic, 7/8 of the children are from Class 5. There are 49 children from Class 5. How many children are at the picnic?
  6. 6.At a picnic, 3/5 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  7. 7.Anaya spends 4/5 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Anaya have?
  8. 8.Riya spends 2/9 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Riya have?
  9. 9.If 4/7 of a number is 16, what is the number?
  10. 10.Tara spends 3/4 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Tara have?
  11. 11.Ishaan spends 3/7 of the pocket money on a book. The book costs ₹27. How many rupees of pocket money did Ishaan have?
  12. 12.At a picnic, 1/3 of the children are from Class 5. There are 7 children from Class 5. How many children are at the picnic?
  13. 13.If 3/5 of a number is 18, what is the number?
  14. 14.At a picnic, 2/3 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  15. 15.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?
  16. 16.Diya spends 1/3 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Diya have?
  17. 17.At a picnic, 7/9 of the children are from Class 5. There are 21 children from Class 5. How many children are at the picnic?
  18. 18.If 1/3 of a number is 7, what is the number?
  19. 19.At a picnic, 4/7 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  20. 20.At a picnic, 3/7 of the children are from Class 5. There are 15 children from Class 5. How many children are at the picnic?
  21. 21.Vihaan spends 3/7 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Vihaan have?
  22. 22.Kabir spends 3/7 of the pocket money on a book. The book costs ₹24. How many rupees of pocket money did Kabir have?
  23. 23.If 4/7 of a number is 20, what is the number?
  24. 24.Kabir spends 5/8 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Kabir have?
  25. 25.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?
  26. 26.At a picnic, 4/9 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  27. 27.At a picnic, 5/8 of the children are from Class 5. There are 40 children from Class 5. How many children are at the picnic?
  28. 28.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?
  29. 29.Sara spends 9/10 of the pocket money on a book. The book costs ₹54. How many rupees of pocket money did Sara have?
  30. 30.If 7/9 of a number is 21, what is the number?
  31. 31.At a picnic, 2/9 of the children are from Class 5. There are 14 children from Class 5. How many children are at the picnic?
  32. 32.At a picnic, 3/8 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  33. 33.If 1/4 of a number is 9, what is the number?
  34. 34.If 3/8 of a number is 30, what is the number?
  35. 35.At a picnic, 1/10 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  36. 36.At a picnic, 2/3 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  37. 37.At a picnic, 1/2 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  38. 38.If 9/10 of a number is 45, what is the number?
  39. 39.Diya spends 2/3 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Diya have?
  40. 40.Arjun spends 5/9 of the pocket money on a book. The book costs ₹15. How many rupees of pocket money did Arjun have?

Answer key

  1. 90
  2. 56
  3. 30
  4. 9
  5. 56
  6. 30
  7. 15
  8. 90
  9. 28
  10. 28
  11. 63
  12. 21
  13. 30
  14. 30
  15. 70
  16. 9
  17. 27
  18. 21
  19. 42
  20. 35
  21. 49
  22. 56
  23. 35
  24. 16
  25. 45
  26. 27
  27. 64
  28. 15
  29. 60
  30. 27
  31. 63
  32. 32
  33. 36
  34. 80
  35. 50
  36. 18
  37. 4
  38. 50
  39. 30
  40. 27

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