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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 655 · 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 5/8 of a number is 20, what is the number?
  2. 2.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?
  3. 3.If 1/3 of a number is 10, what is the number?
  4. 4.At a picnic, 5/6 of the children are from Class 5. There are 15 children from Class 5. How many children are at the picnic?
  5. 5.Tara spends 3/4 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Tara have?
  6. 6.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?
  7. 7.Tara spends 1/5 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Tara have?
  8. 8.At a picnic, 5/6 of the children are from Class 5. There are 25 children from Class 5. How many children are at the picnic?
  9. 9.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?
  10. 10.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?
  11. 11.If 2/5 of a number is 20, what is the number?
  12. 12.At a picnic, 1/9 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  13. 13.Meera spends 4/7 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Meera have?
  14. 14.If 6/7 of a number is 18, what is the number?
  15. 15.If 3/5 of a number is 21, what is the number?
  16. 16.If 1/9 of a number is 6, what is the number?
  17. 17.If 3/5 of a number is 27, what is the number?
  18. 18.Ishaan spends 9/10 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Ishaan have?
  19. 19.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?
  20. 20.If 7/10 of a number is 42, what is the number?
  21. 21.If 2/3 of a number is 16, what is the number?
  22. 22.Vihaan spends 3/4 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Vihaan have?
  23. 23.At a picnic, 1/8 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  24. 24.At a picnic, 4/7 of the children are from Class 5. There are 32 children from Class 5. How many children are at the picnic?
  25. 25.If 3/5 of a number is 6, what is the number?
  26. 26.Meera spends 3/7 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Meera have?
  27. 27.If 1/3 of a number is 7, what is the number?
  28. 28.At a picnic, 1/8 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  29. 29.Vihaan spends 3/10 of the pocket money on a book. The book costs ₹27. How many rupees of pocket money did Vihaan have?
  30. 30.Meera spends 2/5 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Meera have?
  31. 31.If 1/3 of a number is 6, what is the number?
  32. 32.If 8/9 of a number is 16, what is the number?
  33. 33.Riya spends 4/5 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Riya have?
  34. 34.Ishaan spends 1/5 of the pocket money on a book. The book costs ₹7. How many rupees of pocket money did Ishaan have?
  35. 35.At a picnic, 1/10 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  36. 36.At a picnic, 7/10 of the children are from Class 5. There are 49 children from Class 5. How many children are at the picnic?
  37. 37.Kabir spends 3/7 of the pocket money on a book. The book costs ₹30. How many rupees of pocket money did Kabir have?
  38. 38.Sara spends 4/9 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Sara have?
  39. 39.At a picnic, 5/6 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  40. 40.Sara spends 4/7 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Sara have?

Answer key

  1. 32
  2. 28
  3. 30
  4. 18
  5. 8
  6. 70
  7. 45
  8. 30
  9. 40
  10. 90
  11. 50
  12. 90
  13. 49
  14. 21
  15. 35
  16. 54
  17. 45
  18. 20
  19. 64
  20. 60
  21. 24
  22. 28
  23. 32
  24. 56
  25. 10
  26. 42
  27. 21
  28. 48
  29. 90
  30. 40
  31. 18
  32. 18
  33. 35
  34. 35
  35. 90
  36. 70
  37. 70
  38. 18
  39. 12
  40. 49

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