3386.15 \times (100-16) \% =
Evaluate
2844.366
Factor
\frac{3 \cdot 7 \cdot 67723}{2 ^ {2} \cdot 5 ^ {3}} = 2844\frac{183}{500} = 2844.366
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3386.15\times \frac{84}{100}
Subtract 16 from 100 to get 84.
3386.15\times \frac{21}{25}
Reduce the fraction \frac{84}{100} to lowest terms by extracting and canceling out 4.
\frac{67723}{20}\times \frac{21}{25}
Convert decimal number 3386.15 to fraction \frac{338615}{100}. Reduce the fraction \frac{338615}{100} to lowest terms by extracting and canceling out 5.
\frac{67723\times 21}{20\times 25}
Multiply \frac{67723}{20} times \frac{21}{25} by multiplying numerator times numerator and denominator times denominator.
\frac{1422183}{500}
Do the multiplications in the fraction \frac{67723\times 21}{20\times 25}.
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}