1/3-1/2+1/6=1/3+1/6-1/2=1/2-1/2=0,0除以任意不为0的数答案为0,所以结果为0
(1/3-1/2+1/6)÷(2/3+5/6)
=(2/6-3/6+1/6)÷(4/6+5/6)
=(2-3+1)/2 ÷ (4+5)/6
=0 ÷ 9/6
=0
不好意思刚才错了。
(1/3-1/2+1/6)÷(2/3+5/6)
=(2/6-3/6+1/6)÷(4/6+5/6)
=0÷3/2
=0
=0/(...)
=0
=(-1/6+1/6)÷(2/3+5/6)
=0÷(2/3+5/6)
=0