(1⼀2-1⼀4)÷(1⼀3-1⼀4)简便运算是什么?

2024-11-20 20:23:12
推荐回答(1个)
回答1:

(1/2-1/4)÷(1/3-1/4)
=1/4÷1/12
=1/4x12
=3