Evaluate
\frac{799}{10}=79.9
Factor
\frac{17 \cdot 47}{2 \cdot 5} = 79\frac{9}{10} = 79.9
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\frac{147+90+86+75+66+80+85+95+75}{10}
Add 80 and 67 to get 147.
\frac{237+86+75+66+80+85+95+75}{10}
Add 147 and 90 to get 237.
\frac{323+75+66+80+85+95+75}{10}
Add 237 and 86 to get 323.
\frac{398+66+80+85+95+75}{10}
Add 323 and 75 to get 398.
\frac{464+80+85+95+75}{10}
Add 398 and 66 to get 464.
\frac{544+85+95+75}{10}
Add 464 and 80 to get 544.
\frac{629+95+75}{10}
Add 544 and 85 to get 629.
\frac{724+75}{10}
Add 629 and 95 to get 724.
\frac{799}{10}
Add 724 and 75 to get 799.
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}