5/6乘26/25乘12/39= (简便计算)
问题描述:
5/6乘26/25乘12/39= (简便计算)
答
5/6乘26/25乘12/39
=13/15×12/39
=4/15
5/6乘26/25乘12/39= (简便计算)
5/6乘26/25乘12/39
=13/15×12/39
=4/15