7.36-5.4+1.76-1.6简便运算
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7.36-5.4+1.76-1.6简便运算
6.7+5.8-2.1+3.3简便运算
6.7+5.8-2.1+3.3简便运算
![7.36-5.4+1.76-1.6简便运算](/uploads/image/z/430970-50-0.jpg?t=7.36-5.4%2B1.76-1.6%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97)
7.36-5.4+1.76-1.6
=7.36-(5.4+1.6)+1.76
=0.36+1.76
=2.12
再问: 很好,6.7+5.8-2.1+3.3怎样简便
再答: 6.7+5.8-2.1+3.3 =(6.7+3.3)+(5.8-2.1) =10+3.7 =13.7
=7.36-(5.4+1.6)+1.76
=0.36+1.76
=2.12
再问: 很好,6.7+5.8-2.1+3.3怎样简便
再答: 6.7+5.8-2.1+3.3 =(6.7+3.3)+(5.8-2.1) =10+3.7 =13.7