Question

пожалуйста помогите!!!​

Answer 1

7 - 3/4 = 7/4 - 3/4 = 25/4 = 6 1/4

5 - 1/2 = 5/2 - 1/2 = 9/2 = 4 1/2

19 - 7/8 = 19/8 - 7/8 = 145/8 = 18 1/8