how many cups is in 1 1/3 plus 3/4
2 1/12 CupsĀ When you find the common denominator between 1/3 and 3/4 it is 4/12 and 9/12, then you add them up to get 13/12 but you still have to add the 1 from 1 1/3 so 13/12 = 1 1/12 but then you add the 1 you your final answer is 2 1/12