Evaluate
-\frac{x}{2100}+\frac{1}{75}
Factor
\frac{28-x}{2100}
Graph
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\frac{1}{75}-\frac{x}{2100}
Reduce the fraction \frac{8}{600} to lowest terms by extracting and canceling out 8.
\frac{28}{2100}-\frac{x}{2100}
To add or subtract expressions, expand them to make their denominators the same. Least common multiple of 75 and 2100 is 2100. Multiply \frac{1}{75} times \frac{28}{28}.
\frac{28-x}{2100}
Since \frac{28}{2100} and \frac{x}{2100} have the same denominator, subtract them by subtracting their numerators.
\frac{28-x}{2100}
Factor out \frac{1}{2100}.
Examples
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Matrix
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Simultaneous equation
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Integration
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Limits
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