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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 375 · 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 5/6 of a number is 30, what is the number?
  2. 2.If 5/9 of a number is 10, what is the number?
  3. 3.At a picnic, 3/5 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  4. 4.If 3/8 of a number is 6, what is the number?
  5. 5.Arjun spends 1/9 of the pocket money on a book. The book costs ₹7. How many rupees of pocket money did Arjun have?
  6. 6.At a picnic, 2/7 of the children are from Class 5. There are 16 children from Class 5. How many children are at the picnic?
  7. 7.If 3/7 of a number is 9, what is the number?
  8. 8.If 7/10 of a number is 28, what is the number?
  9. 9.At a picnic, 3/10 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  10. 10.Arjun spends 5/8 of the pocket money on a book. The book costs ₹50. How many rupees of pocket money did Arjun have?
  11. 11.Riya spends 1/5 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Riya have?
  12. 12.If 1/5 of a number is 3, what is the number?
  13. 13.At a picnic, 6/7 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  14. 14.If 1/8 of a number is 8, what is the number?
  15. 15.Anaya spends 6/7 of the pocket money on a book. The book costs ₹54. How many rupees of pocket money did Anaya have?
  16. 16.If 2/3 of a number is 20, what is the number?
  17. 17.Ishaan spends 1/5 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Ishaan have?
  18. 18.At a picnic, 1/10 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  19. 19.If 5/6 of a number is 15, what is the number?
  20. 20.Anaya spends 3/5 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Anaya have?
  21. 21.Rohan spends 3/7 of the pocket money on a book. The book costs ₹15. How many rupees of pocket money did Rohan have?
  22. 22.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?
  23. 23.At a picnic, 3/7 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  24. 24.At a picnic, 5/7 of the children are from Class 5. There are 45 children from Class 5. How many children are at the picnic?
  25. 25.At a picnic, 3/4 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  26. 26.At a picnic, 3/10 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, 1/10 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  28. 28.At a picnic, 4/5 of the children are from Class 5. There are 32 children from Class 5. How many children are at the picnic?
  29. 29.At a picnic, 3/4 of the children are from Class 5. There are 30 children from Class 5. How many children are at the picnic?
  30. 30.Sara spends 4/9 of the pocket money on a book. The book costs ₹36. How many rupees of pocket money did Sara have?
  31. 31.Sara spends 2/3 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Sara have?
  32. 32.Meera spends 5/9 of the pocket money on a book. The book costs ₹50. How many rupees of pocket money did Meera have?
  33. 33.If 2/5 of a number is 4, what is the number?
  34. 34.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?
  35. 35.At a picnic, 1/5 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  36. 36.Diya spends 2/9 of the pocket money on a book. The book costs ₹14. How many rupees of pocket money did Diya have?
  37. 37.Kabir spends 6/7 of the pocket money on a book. The book costs ₹48. How many rupees of pocket money did Kabir have?
  38. 38.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?
  39. 39.If 5/7 of a number is 20, what is the number?
  40. 40.If 4/9 of a number is 12, what is the number?

Answer key

  1. 36
  2. 18
  3. 15
  4. 16
  5. 63
  6. 56
  7. 21
  8. 40
  9. 80
  10. 80
  11. 30
  12. 15
  13. 21
  14. 64
  15. 63
  16. 30
  17. 45
  18. 40
  19. 18
  20. 15
  21. 35
  22. 27
  23. 28
  24. 63
  25. 32
  26. 40
  27. 50
  28. 40
  29. 40
  30. 81
  31. 6
  32. 90
  33. 10
  34. 35
  35. 20
  36. 63
  37. 56
  38. 30
  39. 28
  40. 27

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