Evaluate
-\frac{A}{100}+1
Factor
\frac{100-A}{100}
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\frac{100}{100}-\frac{A}{100}
To add or subtract expressions, expand them to make their denominators the same. Multiply 1 times \frac{100}{100}.
\frac{100-A}{100}
Since \frac{100}{100} and \frac{A}{100} have the same denominator, subtract them by subtracting their numerators.
\frac{100-A}{100}
Factor out \frac{1}{100}.
Examples
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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