How do I prove that

(a/b) - (c/d) = (ad - bc)/(bd) if b =/ 0 and d =/0

Thank you

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- May 23rd 2007, 06:32 AMpapercut06field axioms proof
How do I prove that

(a/b) - (c/d) = (ad - bc)/(bd) if b =/ 0 and d =/0

Thank you - May 23rd 2007, 07:05 AMJhevon
- May 24th 2007, 06:34 PMThePerfectHacker