4.3/8-(3.5/7-1.5/7)+1.5/8=
1) 26/7-12/7=14/7=2
2) 35/8+13/8=48/8=6
3)6-2=4
Ответ 4
4.3/8-(3.5/7-1.5/7)+1.5/8=35/8-(26/7-12/7)+13/8=6-2=4