7.36-5.4+1.76-1.6简便运算
问题描述:
7.36-5.4+1.76-1.6简便运算
6.7+5.8-2.1+3.3简便运算
答
7.36-5.4+1.76-1.6
=7.36-(5.4+1.6)+1.76
=0.36+1.76
=2.12很好,6.7+5.8-2.1+3.3怎样简便6.7+5.8-2.1+3.3=(6.7+3.3)+(5.8-2.1)=10+3.7=13.7