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0.375乘以7+0.375乖4-0.625

题目详情
0.375乘以7+0.375乖4-0.625
▼优质解答
答案和解析
0.375×7+0.375×4-0.625
=0.375×(7+4)-0.625
=0.375×11-0.625
=4.125-0.625
=3.5