1.46*0.5+8.54/2用简便算法怎样计算
问题描述:
1.46*0.5+8.54/2用简便算法怎样计算
答
1.46*0.5+8.54/2
=1.46*0.5+8.54*0.5
=(1.46+8.42)*0.5
=10*0.5
=5