Evaluate
\frac{49}{2}=24.5
Factor
\frac{7 ^ {2}}{2} = 24\frac{1}{2} = 24.5
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126\times \frac{7}{36}
Divide 126 by \frac{36}{7} by multiplying 126 by the reciprocal of \frac{36}{7}.
\frac{126\times 7}{36}
Express 126\times \frac{7}{36} as a single fraction.
\frac{882}{36}
Multiply 126 and 7 to get 882.
\frac{49}{2}
Reduce the fraction \frac{882}{36} to lowest terms by extracting and canceling out 18.
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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