Evaluate
\frac{47}{56}\approx 0.839285714
Factor
\frac{47}{2 ^ {3} \cdot 7} = 0.8392857142857143
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\frac{7}{56}+\frac{40}{56}
Least common multiple of 8 and 7 is 56. Convert \frac{1}{8} and \frac{5}{7} to fractions with denominator 56.
\frac{7+40}{56}
Since \frac{7}{56} and \frac{40}{56} have the same denominator, add them by adding their numerators.
\frac{47}{56}
Add 7 and 40 to get 47.
Examples
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y = 3x + 4
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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