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Mathematics 7 Online
OpenStudy (anonymous):

Subtract the fractions. Write the answer in lowest terms \[\frac{ 7 }{ 9 }- \frac{ 1 }{ 12 }\]

OpenStudy (anonymous):

will that be \[\frac{ 1}{ 36 }\]

OpenStudy (anonymous):

how did you get that ??

OpenStudy (anonymous):

i found the LCD of 9 and 12

OpenStudy (anonymous):

and the top your subtracting

OpenStudy (anonymous):

what are the answer choices

OpenStudy (anonymous):

theres none its written

OpenStudy (anonymous):

i messed up i think

OpenStudy (anonymous):

ok you found the LCD yes for the bottom which is 3 because 9 x 3 = 36 and 12 x 3 = 36 also so now you have to apply that for the top retricewell 7 x 3 = ? and 1 x 3 = ?

OpenStudy (anonymous):

the answer is 25/36

OpenStudy (anonymous):

i was wrong

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