(3/29+1/13)×13×29简算(要过程)
问题描述:
(3/29+1/13)×13×29简算(要过程)
答
(3/29+1/13)×13×29
=(3/29+1/13)*13*29
=3/29*13*29+1/13*13*29
=39+29
=68