Evaluate
\frac{u}{2}+1
Factor
\frac{u+2}{2}
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\frac{2}{2}+\frac{u}{2}
To add or subtract expressions, expand them to make their denominators the same. Multiply 1 times \frac{2}{2}.
\frac{2+u}{2}
Since \frac{2}{2} and \frac{u}{2} have the same denominator, add them by adding their numerators.
\frac{2+u}{2}
Factor out \frac{1}{2}.
Examples
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Matrix
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Limits
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