简便计算【要过程,要简便】4⼀9÷【4⼀5-(1⼀5+1⼀3)】

2025-04-08 18:42:35
推荐回答(2个)
回答1:

4/9÷【4/5-(1/5+1/3)】
=4/9÷(4/5-1/5-1/3)
=4/9÷(3/5-1/3)
=4/9÷(9/15-5/15)
=4/9÷4/15
=4/9×15/4
=5/3

回答2:

草,尼玛怎么经典