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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 704 · 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, 2/9 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  2. 2.At a picnic, 8/9 of the children are from Class 5. There are 16 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 16 children from Class 5. How many children are at the picnic?
  4. 4.At a picnic, 3/5 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  5. 5.Rohan spends 6/7 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Rohan have?
  6. 6.Anaya spends 3/7 of the pocket money on a book. The book costs ₹27. How many rupees of pocket money did Anaya have?
  7. 7.At a picnic, 2/5 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  8. 8.If 1/10 of a number is 8, what is the number?
  9. 9.Diya spends 6/7 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Diya have?
  10. 10.Sara spends 5/9 of the pocket money on a book. The book costs ₹40. How many rupees of pocket money did Sara have?
  11. 11.Arjun spends 4/9 of the pocket money on a book. The book costs ₹36. How many rupees of pocket money did Arjun have?
  12. 12.At a picnic, 9/10 of the children are from Class 5. There are 36 children from Class 5. How many children are at the picnic?
  13. 13.At a picnic, 3/10 of the children are from Class 5. There are 27 children from Class 5. How many children are at the picnic?
  14. 14.If 5/7 of a number is 30, what is the number?
  15. 15.If 3/4 of a number is 21, what is the number?
  16. 16.Kabir spends 5/6 of the pocket money on a book. The book costs ₹40. How many rupees of pocket money did Kabir have?
  17. 17.At a picnic, 1/2 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  18. 18.Riya spends 3/8 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Riya have?
  19. 19.Tara spends 4/7 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Tara have?
  20. 20.Rohan spends 7/9 of the pocket money on a book. The book costs ₹70. How many rupees of pocket money did Rohan have?
  21. 21.Diya spends 1/6 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Diya have?
  22. 22.At a picnic, 4/5 of the children are from Class 5. There are 28 children from Class 5. How many children are at the picnic?
  23. 23.If 5/7 of a number is 40, what is the number?
  24. 24.If 3/5 of a number is 24, what is the number?
  25. 25.If 4/7 of a number is 36, what is the number?
  26. 26.At a picnic, 7/10 of the children are from Class 5. There are 28 children from Class 5. How many children are at the picnic?
  27. 27.Ishaan spends 1/4 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Ishaan have?
  28. 28.Arjun spends 1/3 of the pocket money on a book. The book costs ₹2. How many rupees of pocket money did Arjun have?
  29. 29.At a picnic, 2/9 of the children are from Class 5. There are 16 children from Class 5. How many children are at the picnic?
  30. 30.If 3/10 of a number is 18, what is the number?
  31. 31.At a picnic, 5/7 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  32. 32.At a picnic, 5/6 of the children are from Class 5. There are 50 children from Class 5. How many children are at the picnic?
  33. 33.At a picnic, 5/7 of the children are from Class 5. There are 35 children from Class 5. How many children are at the picnic?
  34. 34.At a picnic, 1/4 of the children are from Class 5. There are 7 children from Class 5. How many children are at the picnic?
  35. 35.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?
  36. 36.If 1/8 of a number is 10, what is the number?
  37. 37.If 2/3 of a number is 10, what is the number?
  38. 38.If 1/9 of a number is 4, what is the number?
  39. 39.If 6/7 of a number is 60, what is the number?
  40. 40.Rohan spends 4/9 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Rohan have?

Answer key

  1. 81
  2. 18
  3. 20
  4. 10
  5. 14
  6. 63
  7. 30
  8. 80
  9. 21
  10. 72
  11. 81
  12. 40
  13. 90
  14. 42
  15. 28
  16. 48
  17. 10
  18. 48
  19. 14
  20. 90
  21. 18
  22. 35
  23. 56
  24. 40
  25. 63
  26. 40
  27. 12
  28. 6
  29. 72
  30. 60
  31. 28
  32. 60
  33. 49
  34. 28
  35. 25
  36. 80
  37. 15
  38. 36
  39. 70
  40. 45

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