Evaluate
\frac{64}{15}\approx 4.266666667
Factor
\frac{2 ^ {6}}{3 \cdot 5} = 4\frac{4}{15} = 4.266666666666667
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\frac{16\times 4}{3\times 4+3}
Divide 16 by \frac{3\times 4+3}{4} by multiplying 16 by the reciprocal of \frac{3\times 4+3}{4}.
\frac{64}{3\times 4+3}
Multiply 16 and 4 to get 64.
\frac{64}{12+3}
Multiply 3 and 4 to get 12.
\frac{64}{15}
Add 12 and 3 to get 15.
Examples
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Linear equation
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.
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}