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11/5*37%+63/100/5/11-2/5
题目详情
11/5*37%+63/100/5/11-2/5
▼优质解答
答案和解析
11/5*37%+63/100/5/11-2/5
=11/5*0.37+11/5*0.63-2/5
=11/5*（0.37+0.63）-2/5
=11/5*1-2/5
=9/5
=11/5*0.37+11/5*0.63-2/5
=11/5*（0.37+0.63）-2/5
=11/5*1-2/5
=9/5
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