括号二分之一减六分之五加十二分之五减二十七分之四括号乘负二十四

2024-11-02 02:06:34
推荐回答(1个)
回答1:

(1/2-5/6+5/12-4/27)×(-24)
=-1/2×24+5/6×24-5/12×24+4/27×24
=-12+20-10+32/9
=-2+3又5/9
=1又5/9