Evaluate
\frac{295}{2}=147.5
Factor
\frac{5 \cdot 59}{2} = 147\frac{1}{2} = 147.5
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25+40+90-\frac{30}{4}
Calculate 5 to the power of 2 and get 25.
65+90-\frac{30}{4}
Add 25 and 40 to get 65.
155-\frac{30}{4}
Add 65 and 90 to get 155.
155-\frac{15}{2}
Reduce the fraction \frac{30}{4} to lowest terms by extracting and canceling out 2.
\frac{310}{2}-\frac{15}{2}
Convert 155 to fraction \frac{310}{2}.
\frac{310-15}{2}
Since \frac{310}{2} and \frac{15}{2} have the same denominator, subtract them by subtracting their numerators.
\frac{295}{2}
Subtract 15 from 310 to get 295.
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}