35乘4乘35用简便方法怎么算
问题描述:
35乘4乘35用简便方法怎么算
答
35x4x35
=(35x2)x(2x35)
=70x70
=4900
35乘4乘35用简便方法怎么算
35x4x35
=(35x2)x(2x35)
=70x70
=4900