2÷[(8/9+8/3)×3/16]
=2÷[(8/9×3/16+8/3×3/16]
=2÷2/3
=3好像有个小括号没打请大哥重打一遍吧2÷[(8/9+8/3)×3/16]=2÷[8/9×3/16+8/3×3/16]=2÷2/3=3