Evaluate
\frac{3}{10}=0.3
Factor
\frac{3}{2 \cdot 5} = 0.3
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\frac{7}{8}\times \frac{13}{15}\times \frac{12}{14}\times \frac{11}{13}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Reduce the fraction \frac{14}{16} to lowest terms by extracting and canceling out 2.
\frac{7\times 13}{8\times 15}\times \frac{12}{14}\times \frac{11}{13}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Multiply \frac{7}{8} times \frac{13}{15} by multiplying numerator times numerator and denominator times denominator.
\frac{91}{120}\times \frac{12}{14}\times \frac{11}{13}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Do the multiplications in the fraction \frac{7\times 13}{8\times 15}.
\frac{91}{120}\times \frac{6}{7}\times \frac{11}{13}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Reduce the fraction \frac{12}{14} to lowest terms by extracting and canceling out 2.
\frac{91\times 6}{120\times 7}\times \frac{11}{13}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Multiply \frac{91}{120} times \frac{6}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{546}{840}\times \frac{11}{13}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Do the multiplications in the fraction \frac{91\times 6}{120\times 7}.
\frac{13}{20}\times \frac{11}{13}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Reduce the fraction \frac{546}{840} to lowest terms by extracting and canceling out 42.
\frac{13\times 11}{20\times 13}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Multiply \frac{13}{20} times \frac{11}{13} by multiplying numerator times numerator and denominator times denominator.
\frac{11}{20}\times \frac{10}{12}\times \frac{9}{11}\times \frac{8}{10}
Cancel out 13 in both numerator and denominator.
\frac{11}{20}\times \frac{5}{6}\times \frac{9}{11}\times \frac{8}{10}
Reduce the fraction \frac{10}{12} to lowest terms by extracting and canceling out 2.
\frac{11\times 5}{20\times 6}\times \frac{9}{11}\times \frac{8}{10}
Multiply \frac{11}{20} times \frac{5}{6} by multiplying numerator times numerator and denominator times denominator.
\frac{55}{120}\times \frac{9}{11}\times \frac{8}{10}
Do the multiplications in the fraction \frac{11\times 5}{20\times 6}.
\frac{11}{24}\times \frac{9}{11}\times \frac{8}{10}
Reduce the fraction \frac{55}{120} to lowest terms by extracting and canceling out 5.
\frac{11\times 9}{24\times 11}\times \frac{8}{10}
Multiply \frac{11}{24} times \frac{9}{11} by multiplying numerator times numerator and denominator times denominator.
\frac{9}{24}\times \frac{8}{10}
Cancel out 11 in both numerator and denominator.
\frac{3}{8}\times \frac{8}{10}
Reduce the fraction \frac{9}{24} to lowest terms by extracting and canceling out 3.
\frac{3}{8}\times \frac{4}{5}
Reduce the fraction \frac{8}{10} to lowest terms by extracting and canceling out 2.
\frac{3\times 4}{8\times 5}
Multiply \frac{3}{8} times \frac{4}{5} by multiplying numerator times numerator and denominator times denominator.
\frac{12}{40}
Do the multiplications in the fraction \frac{3\times 4}{8\times 5}.
\frac{3}{10}
Reduce the fraction \frac{12}{40} to lowest terms by extracting and canceling out 4.
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}