Evaluate
\frac{15}{19}\approx 0.789473684
Factor
\frac{3 \cdot 5}{19} = 0.7894736842105263
Share
Copied to clipboard
\frac{180}{15\times 12+16+2\times 16}
Multiply 15 and 12 to get 180.
\frac{180}{180+16+32}
Multiply 15 and 12 to get 180. Multiply 2 and 16 to get 32.
\frac{180}{196+32}
Add 180 and 16 to get 196.
\frac{180}{228}
Add 196 and 32 to get 228.
\frac{15}{19}
Reduce the fraction \frac{180}{228} to lowest terms by extracting and canceling out 12.
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}