Evaluate
\frac{25}{2}=12.5
Factor
\frac{5 ^ {2}}{2} = 12\frac{1}{2} = 12.5
Quiz
Arithmetic
5 problems similar to:
\frac { 4 ( 9 + 2 ) + 8 ( 10 - 3 ) } { 6 ( 4 - 2 ) - 2 ^ { 2 } }
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\frac{4\times 11+8\left(10-3\right)}{6\left(4-2\right)-2^{2}}
Add 9 and 2 to get 11.
\frac{44+8\left(10-3\right)}{6\left(4-2\right)-2^{2}}
Multiply 4 and 11 to get 44.
\frac{44+8\times 7}{6\left(4-2\right)-2^{2}}
Subtract 3 from 10 to get 7.
\frac{44+56}{6\left(4-2\right)-2^{2}}
Multiply 8 and 7 to get 56.
\frac{100}{6\left(4-2\right)-2^{2}}
Add 44 and 56 to get 100.
\frac{100}{6\times 2-2^{2}}
Subtract 2 from 4 to get 2.
\frac{100}{12-2^{2}}
Multiply 6 and 2 to get 12.
\frac{100}{12-4}
Calculate 2 to the power of 2 and get 4.
\frac{100}{8}
Subtract 4 from 12 to get 8.
\frac{25}{2}
Reduce the fraction \frac{100}{8} to lowest terms by extracting and canceling out 4.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}