10 \% \text { of } 83.2 ?
Evaluate
8.32
Factor
\frac{13 \cdot 2 ^ {4}}{5 ^ {2}} = 8\frac{8}{25} = 8.32
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\frac{1}{10}\times 83.2
Reduce the fraction \frac{10}{100} to lowest terms by extracting and canceling out 10.
\frac{1}{10}\times \frac{416}{5}
Convert decimal number 83.2 to fraction \frac{832}{10}. Reduce the fraction \frac{832}{10} to lowest terms by extracting and canceling out 2.
\frac{1\times 416}{10\times 5}
Multiply \frac{1}{10} times \frac{416}{5} by multiplying numerator times numerator and denominator times denominator.
\frac{416}{50}
Do the multiplications in the fraction \frac{1\times 416}{10\times 5}.
\frac{208}{25}
Reduce the fraction \frac{416}{50} to lowest terms by extracting and canceling out 2.
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{ x } ^ { 2 } - 4 x - 5 = 0
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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.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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