17.2-5.36-4.64怎样简便计算
问题描述:
17.2-5.36-4.64怎样简便计算
答
17.2-5.36-4.64
=17.2-(5.36+4.64)
=17.2-10
=7.2
答
=17.2-(5.36+4.64)=7.2
答
17.2-5.36-4.64
=17.2-(5.36+4.64)
=17.2-10
=7.2