How do you evaluate #13\frac { 1} { 7} + ( - 6\frac { 2} { 7} )#?

1 Answer
:)
Mar 4, 2018

The answer is #48/7#.

Explanation:

Convert the mixed number to an improper fraction.
#=92/7+(-6 2/7)#

When there is a "+" in front of the bracket, the expression remains the same.
#92/7-6 2/7#

Convert the mixed number to an improper fraction.
#=92/7-44/7#

Subtract the fraction.
#=48/7#

:)

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