A减5/1B等于B减4/1A,则A:B等于?

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A减5/1B等于B减4/1A,则A:B等于?A减5/1B等于B减4/1A,则A:B等于?A减5/1B等于B减4/1A,则A:B等于?五分之一写做1/5A-1/5B=B-1/4AA+1/4A=B+1/5

A减5/1B等于B减4/1A,则A:B等于?
A减5/1B等于B减4/1A,则A:B等于?

A减5/1B等于B减4/1A,则A:B等于?
五分之一写做1/5
A-1/5B=B-1/4A
A+1/4A=B+1/5B
5/4A=6/5B
A:B=6/5:5/4=24:25

24/25