80个0.1比8个0.1多( )
问题描述:
80个0.1比8个0.1多( )
答
80个0.1比8个0.1多(7.2 )
8-0.8=7.2
80个0.1比8个0.1多( )
80个0.1比8个0.1多(7.2 )
8-0.8=7.2