Evaluate
-\frac{3\sqrt{2}}{4}+2\approx 0.939339828
Factor
\frac{8 - 3 \sqrt{2}}{4} = 0.9393398282201786
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\frac{2\times 4}{4}-\frac{3\sqrt{2}}{4}
To add or subtract expressions, expand them to make their denominators the same. Multiply 2 times \frac{4}{4}.
\frac{2\times 4-3\sqrt{2}}{4}
Since \frac{2\times 4}{4} and \frac{3\sqrt{2}}{4} have the same denominator, subtract them by subtracting their numerators.
\frac{8-3\sqrt{2}}{4}
Do the multiplications in 2\times 4-3\sqrt{2}.
Examples
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Simultaneous equation
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Integration
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Limits
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