How do you evaluate #\frac{ 7}{ 13} + \frac{ 1}{ 7}#?

1 Answer
Fabio
Mar 15, 2018

#4/7#

Explanation:

OK so first we need to find a common denominator for these fractions. To do this we can just multiply each denominator to the other fraction like so,

#"(7)7"/"(7)13" + "(13)1"/"(13)7"#

Which gives us
#49/91 + 13/91#

#"49+13"/91#

#62/91#

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