Evaluate
\frac{403}{4}=100.75
Factor
\frac{13 \cdot 31}{2 ^ {2}} = 100\frac{3}{4} = 100.75
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\frac{448+7}{8}+\frac{44\times 8+7}{8}-1
Multiply 56 and 8 to get 448.
\frac{455}{8}+\frac{44\times 8+7}{8}-1
Add 448 and 7 to get 455.
\frac{455}{8}+\frac{352+7}{8}-1
Multiply 44 and 8 to get 352.
\frac{455}{8}+\frac{359}{8}-1
Add 352 and 7 to get 359.
\frac{455+359}{8}-1
Since \frac{455}{8} and \frac{359}{8} have the same denominator, add them by adding their numerators.
\frac{814}{8}-1
Add 455 and 359 to get 814.
\frac{407}{4}-1
Reduce the fraction \frac{814}{8} to lowest terms by extracting and canceling out 2.
\frac{407}{4}-\frac{4}{4}
Convert 1 to fraction \frac{4}{4}.
\frac{407-4}{4}
Since \frac{407}{4} and \frac{4}{4} have the same denominator, subtract them by subtracting their numerators.
\frac{403}{4}
Subtract 4 from 407 to get 403.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}