Evaluate
\frac{188}{45}\approx 4.177777778
Factor
\frac{47 \cdot 2 ^ {2}}{5 \cdot 3 ^ {2}} = 4\frac{8}{45} = 4.177777777777778
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\frac{37.6}{2019-2010}
Subtract 91.1 from 128.7 to get 37.6.
\frac{37.6}{9}
Subtract 2010 from 2019 to get 9.
\frac{376}{90}
Expand \frac{37.6}{9} by multiplying both numerator and the denominator by 10.
\frac{188}{45}
Reduce the fraction \frac{376}{90} to lowest terms by extracting and canceling out 2.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}