SOLUTION: I am working with fractions and am having difficulties with one particular problem.can you help.3/7-3(5/6-3/4)

SOLUTION: I am working with fractions and am having difficulties with one particular problem.can you help.3/7-3(5/6-3/4)

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Question 282956: I am working with fractions and am having difficulties with one particular problem.can you help.3/7-3(5/6-3/4)
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
Let's deal with the fractions in the parentheses first
5/6-3/4
12 is the lcd
10/12-9/12=1/12
back to the problem
so now we have 3/7-3*(1/12)
which becomes 3/7-3/12
which becomes 3/7-1/4
now the lcd is 28
3/7=12/28
-1/4=-7/28
back to the problem
12/28-7/28=
(12-7)/28=
5/28

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