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Mathematics 21 Online
OpenStudy (anonymous):

3/7 - 4/m

mathslover (mathslover):

\[\frac{3}{7} -\frac{4}{m}\] Take LCM as 7m

mathslover (mathslover):

\[\frac{3(m)-4(7)}{7m}\] Can you simplify this? @dianarock336

OpenStudy (anonymous):

what do you mean take lcm of 7m?

OpenStudy (anonymous):

Lcm*

mathslover (mathslover):

not of , but "as" LCM means least common multiple

OpenStudy (anonymous):

yes I can \[\frac{ 3m-28 }{ 7m}\]

mathslover (mathslover):

|dw:1349101464440:dw|

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