0.3与5分之四的积减去一个数的6倍 差是0.2求这个数

2024-12-02 16:13:18
推荐回答(1个)
回答1:

(0.3x4/5-0.2)÷6
=(0.24-0.2)÷6
=0.04÷6
=1/25x1/6
=1/150