Evaluate
\frac{43}{63}\approx 0.682539683
Factor
\frac{43}{3 ^ {2} \cdot 7} = 0.6825396825396826
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\frac{36}{63}+\frac{7}{63}
Least common multiple of 7 and 9 is 63. Convert \frac{4}{7} and \frac{1}{9} to fractions with denominator 63.
\frac{36+7}{63}
Since \frac{36}{63} and \frac{7}{63} have the same denominator, add them by adding their numerators.
\frac{43}{63}
Add 36 and 7 to get 43.
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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