Question

A recipe for bread calls for 4 1/8 cups of flour. Jack accidentally put in 5 1/7 cups. How many extra cups did he put in

Answer 1

5 1/7 - 4 1/8   get a common denominator  which is 56

5 1/7 = 5 8/56

4 1/8 = 4 7 /56

5 8/56 - 4 7 /56

1  1/56

he put in 1 1/56 extra cups