Evaluate
21.5
Factor
\frac{43}{2} = 21\frac{1}{2} = 21.5
Share
Copied to clipboard
\frac{35.6+20.8+22.8+24+25.8}{6}
Add 16.8 and 18.8 to get 35.6.
\frac{56.4+22.8+24+25.8}{6}
Add 35.6 and 20.8 to get 56.4.
\frac{79.2+24+25.8}{6}
Add 56.4 and 22.8 to get 79.2.
\frac{103.2+25.8}{6}
Add 79.2 and 24 to get 103.2.
\frac{129}{6}
Add 103.2 and 25.8 to get 129.
\frac{43}{2}
Reduce the fraction \frac{129}{6} to lowest terms by extracting and canceling out 3.
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}