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Add or subtract the fractions. Write the answer in simplified form.-2/13+(-1/13)

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1) To add or subtract fractions, let's firstly check the denominators

In this case, the denominator is the same.

The plus before the bracket does not change the sign.


\begin{gathered} -(2)/(13)+(-(1)/(13)) \\ (-2-1)/(13) \\ \\ (-3)/(13) \end{gathered}

That is why we get to -3/13 as a result.

User Jens Grabarske
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