25.6×8.2+2.56×18简便计算
问题描述:
25.6×8.2+2.56×18简便计算
答
=25.6x(8.2+1.8)
=25.6x10
=256
25.6×8.2+2.56×18简便计算
=25.6x(8.2+1.8)
=25.6x10
=256