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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 315 · 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 5/7 of a number is 45, what is the number?
  2. 2.If 3/8 of a number is 18, what is the number?
  3. 3.Sara spends 1/6 of the pocket money on a book. The book costs ₹2. How many rupees of pocket money did Sara have?
  4. 4.If 8/9 of a number is 16, what is the number?
  5. 5.If 3/4 of a number is 9, what is the number?
  6. 6.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?
  7. 7.If 9/10 of a number is 90, what is the number?
  8. 8.At a picnic, 3/10 of the children are from Class 5. There are 30 children from Class 5. How many children are at the picnic?
  9. 9.If 7/9 of a number is 14, what is the number?
  10. 10.Riya spends 2/9 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Riya have?
  11. 11.Vihaan spends 3/8 of the pocket money on a book. The book costs ₹24. How many rupees of pocket money did Vihaan have?
  12. 12.Rohan spends 2/3 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Rohan have?
  13. 13.At a picnic, 2/3 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  14. 14.If 7/10 of a number is 56, what is the number?
  15. 15.Arjun spends 1/6 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Arjun have?
  16. 16.If 1/6 of a number is 10, what is the number?
  17. 17.At a picnic, 8/9 of the children are from Class 5. There are 32 children from Class 5. How many children are at the picnic?
  18. 18.At a picnic, 9/10 of the children are from Class 5. There are 27 children from Class 5. How many children are at the picnic?
  19. 19.Tara spends 3/4 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Tara have?
  20. 20.If 5/6 of a number is 15, what is the number?
  21. 21.At a picnic, 5/8 of the children are from Class 5. There are 15 children from Class 5. How many children are at the picnic?
  22. 22.If 7/8 of a number is 21, what is the number?
  23. 23.At a picnic, 7/8 of the children are from Class 5. There are 21 children from Class 5. How many children are at the picnic?
  24. 24.If 7/10 of a number is 21, what is the number?
  25. 25.At a picnic, 6/7 of the children are from Class 5. There are 54 children from Class 5. How many children are at the picnic?
  26. 26.If 1/6 of a number is 7, what is the number?
  27. 27.At a picnic, 3/5 of the children are from Class 5. There are 30 children from Class 5. How many children are at the picnic?
  28. 28.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?
  29. 29.If 8/9 of a number is 24, what is the number?
  30. 30.At a picnic, 1/10 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  31. 31.Tara spends 5/6 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Tara have?
  32. 32.Diya spends 1/7 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Diya have?
  33. 33.If 2/7 of a number is 6, what is the number?
  34. 34.Diya spends 9/10 of the pocket money on a book. The book costs ₹81. How many rupees of pocket money did Diya have?
  35. 35.If 2/3 of a number is 14, what is the number?
  36. 36.Arjun spends 3/4 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Arjun have?
  37. 37.Tara spends 3/7 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Tara have?
  38. 38.If 4/5 of a number is 28, what is the number?
  39. 39.Aarav spends 1/10 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Aarav have?
  40. 40.At a picnic, 4/7 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?

Answer key

  1. 63
  2. 48
  3. 12
  4. 18
  5. 12
  6. 56
  7. 100
  8. 100
  9. 18
  10. 72
  11. 64
  12. 6
  13. 9
  14. 80
  15. 18
  16. 60
  17. 36
  18. 30
  19. 24
  20. 18
  21. 24
  22. 24
  23. 24
  24. 30
  25. 63
  26. 42
  27. 50
  28. 70
  29. 27
  30. 100
  31. 12
  32. 35
  33. 21
  34. 90
  35. 21
  36. 28
  37. 42
  38. 35
  39. 30
  40. 21

Free fractions lessons, practice and worksheets at talentjr.in/fractions-for-kids