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OpenStudy (anonymous):
I am trying to figure out how the numerator changes when adding fractions with different denomenators
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OpenStudy (m):
you first need to find least common denominator
OpenStudy (m):
so 2/3 + 2/4 = 8/12 + 6/12
OpenStudy (anonymous):
did that.7/9-1/3
OpenStudy (anonymous):
So what is that with a common denominator?
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