Evaluate
\frac{225}{28}\approx 8.035714286
Factor
\frac{3 ^ {2} \cdot 5 ^ {2}}{2 ^ {2} \cdot 7} = 8\frac{1}{28} = 8.035714285714286
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210\times \frac{20}{\frac{28}{3}\times 56}
Reduce the fraction \frac{112}{12} to lowest terms by extracting and canceling out 4.
210\times \frac{20}{\frac{28\times 56}{3}}
Express \frac{28}{3}\times 56 as a single fraction.
210\times \frac{20}{\frac{1568}{3}}
Multiply 28 and 56 to get 1568.
210\times 20\times \frac{3}{1568}
Divide 20 by \frac{1568}{3} by multiplying 20 by the reciprocal of \frac{1568}{3}.
210\times \frac{20\times 3}{1568}
Express 20\times \frac{3}{1568} as a single fraction.
210\times \frac{60}{1568}
Multiply 20 and 3 to get 60.
210\times \frac{15}{392}
Reduce the fraction \frac{60}{1568} to lowest terms by extracting and canceling out 4.
\frac{210\times 15}{392}
Express 210\times \frac{15}{392} as a single fraction.
\frac{3150}{392}
Multiply 210 and 15 to get 3150.
\frac{225}{28}
Reduce the fraction \frac{3150}{392} to lowest terms by extracting and canceling out 14.
Examples
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{ 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}