Evaluate
\frac{77}{8}=9.625
Factor
\frac{7 \cdot 11}{2 ^ {3}} = 9\frac{5}{8} = 9.625
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\frac{1\times 22}{3\times 7}\times \frac{1225}{400}\times 3
Multiply \frac{1}{3} times \frac{22}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{22}{21}\times \frac{1225}{400}\times 3
Do the multiplications in the fraction \frac{1\times 22}{3\times 7}.
\frac{22}{21}\times \frac{49}{16}\times 3
Reduce the fraction \frac{1225}{400} to lowest terms by extracting and canceling out 25.
\frac{22\times 49}{21\times 16}\times 3
Multiply \frac{22}{21} times \frac{49}{16} by multiplying numerator times numerator and denominator times denominator.
\frac{1078}{336}\times 3
Do the multiplications in the fraction \frac{22\times 49}{21\times 16}.
\frac{77}{24}\times 3
Reduce the fraction \frac{1078}{336} to lowest terms by extracting and canceling out 14.
\frac{77\times 3}{24}
Express \frac{77}{24}\times 3 as a single fraction.
\frac{231}{24}
Multiply 77 and 3 to get 231.
\frac{77}{8}
Reduce the fraction \frac{231}{24} to lowest terms by extracting and canceling out 3.
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}