Question

keith had 81/2 cups of flour. he used 52/3 cups to make bread. how many cups of flour does keith have left?

Answer 1

81/2 - 52/3 change the denomenator to 6
243/6 - 104/6 =139/6
If they ask the answer in mixed number its 23 1/6 so 23 as the whole number and 1 over 6