3.6×7.6+3.4×3.6-3.6=3.6×（7.6+3.4-1）=3.6×10=36若满意请采纳
3.6×7.6+3.4×3.6-3.6 =3.6X(7.6+3.4-1)=3.6X10=36
看
3/4÷6/5+3/4×7/6-1/4 =3/4×5/6+3/4×7/6-3/4×1/3 =3/4×(5/6+7/6-2/6) =3/4×5/3 =5/4
