Question

(7/16+5/12)×1 7/41+1 1/39:(4/19-20/39)Срочно!

Answer 1

(7/16+5/12)*1 7/41+1 1/39:(4/13-20/39)=
1)7/16+5/12=21/48+20/48=41/48*48/41=1;
2)4/13-20/39=12/39-20/39=-8/39:4/39=-8/39*39/4=-2;
3)1-2=-1.

Answer 2

извините но там ответ:-4