Acook has 2 2/3 cups of flour a recipe calss for 2 3/4 cups of flour. does the cook have enough flour if not how much flour is needed

The cook does not have enough flour. 2 2/3 cups as a decimal is around 2.66 (recurring). 2 3/4 cups as a decimal is 2.75. This means that the cook needs about another 0.10 of a cup