题目
若A×七分之五=B÷1.4,试比较A与B的大小关系
提问时间:2022-03-01
答案
A×七分之五=B÷1.4
A=B除以1.4除以七分之五
=B乘以七分之一除以七分之五
=B
所以A=B
A=B除以1.4除以七分之五
=B乘以七分之一除以七分之五
=B
所以A=B
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