Evaluate
\frac{224}{615}\approx 0.364227642
Factor
\frac{7 \cdot 2 ^ {5}}{3 \cdot 5 \cdot 41} = 0.3642276422764228
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0.32\times \frac{0.7}{0.615}
Subtract 0.385 from 1 to get 0.615.
0.32\times \frac{700}{615}
Expand \frac{0.7}{0.615} by multiplying both numerator and the denominator by 1000.
0.32\times \frac{140}{123}
Reduce the fraction \frac{700}{615} to lowest terms by extracting and canceling out 5.
\frac{8}{25}\times \frac{140}{123}
Convert decimal number 0.32 to fraction \frac{32}{100}. Reduce the fraction \frac{32}{100} to lowest terms by extracting and canceling out 4.
\frac{8\times 140}{25\times 123}
Multiply \frac{8}{25} times \frac{140}{123} by multiplying numerator times numerator and denominator times denominator.
\frac{1120}{3075}
Do the multiplications in the fraction \frac{8\times 140}{25\times 123}.
\frac{224}{615}
Reduce the fraction \frac{1120}{3075} to lowest terms by extracting and canceling out 5.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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}