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Mathematics 19 Online
OpenStudy (anonymous):

how do you add and subtract with the same denominator

OpenStudy (dumbcow):

just add/subtract the numerators

OpenStudy (anonymous):

yup

OpenStudy (anonymous):

just add or subtract the terms in the numerator and leave the denominator the same. for example

OpenStudy (anonymous):

|dw:1325802402082:dw|

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