Question

выполни действия ( 8-4 13/20)-(6-5 3/20)

Answer 1

1) 8 - 4 13/20 = 3 7/20
2) 6 - 5 3/20 = 17/20
3) 3  7/20 - 17/20 = 2 27/20 - 17/20 = 2  10/20 = 2  1/2