Evaluate
\frac{341}{70}\approx 4.871428571
Factor
\frac{11 \cdot 31}{2 \cdot 5 \cdot 7} = 4\frac{61}{70} = 4.871428571428571
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\frac{28+4}{7}+\frac{1}{5}+\frac{1}{10}
Multiply 4 and 7 to get 28.
\frac{32}{7}+\frac{1}{5}+\frac{1}{10}
Add 28 and 4 to get 32.
\frac{160}{35}+\frac{7}{35}+\frac{1}{10}
Least common multiple of 7 and 5 is 35. Convert \frac{32}{7} and \frac{1}{5} to fractions with denominator 35.
\frac{160+7}{35}+\frac{1}{10}
Since \frac{160}{35} and \frac{7}{35} have the same denominator, add them by adding their numerators.
\frac{167}{35}+\frac{1}{10}
Add 160 and 7 to get 167.
\frac{334}{70}+\frac{7}{70}
Least common multiple of 35 and 10 is 70. Convert \frac{167}{35} and \frac{1}{10} to fractions with denominator 70.
\frac{334+7}{70}
Since \frac{334}{70} and \frac{7}{70} have the same denominator, add them by adding their numerators.
\frac{341}{70}
Add 334 and 7 to get 341.
Examples
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{ 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}