Вычислите 5/8-1/2 ,7/8-11/24 ,17/18-5/6 ,777/1000-1/1

Question

Вычислите 5/8-1/2 ,7/8-11/24 ,17/18-5/6 ,777/1000-1/1

Answer 1

5/8-1/2=5/8-4/8=1/8
7/8-11/24=21/24-11/24=10/24=5/12
17/18-5/6=17/18=15/18=2/18=1/9
777/1000-1/1=невозможно

Answer 2

1/8,5/12,1/9,-223/1000.