0.7*(6.3-2.6)/0.37怎样用简便方法计算
问题描述:
0.7*(6.3-2.6)/0.37怎样用简便方法计算
答
0.7*(6.3-2.6)/0.37
=0.7x3.7÷0.37
=0.7x(3.7÷0.37)
=0.7x10
=7