Evaluate
\frac{4200}{19}\approx 221.052631579
Factor
\frac{2 ^ {3} \cdot 3 \cdot 5 ^ {2} \cdot 7}{19} = 221\frac{1}{19} = 221.05263157894737
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\frac{1596+4}{19}\times \frac{11}{8}+\frac{105\times 19+5}{19}
Multiply 84 and 19 to get 1596.
\frac{1600}{19}\times \frac{11}{8}+\frac{105\times 19+5}{19}
Add 1596 and 4 to get 1600.
\frac{1600\times 11}{19\times 8}+\frac{105\times 19+5}{19}
Multiply \frac{1600}{19} times \frac{11}{8} by multiplying numerator times numerator and denominator times denominator.
\frac{17600}{152}+\frac{105\times 19+5}{19}
Do the multiplications in the fraction \frac{1600\times 11}{19\times 8}.
\frac{2200}{19}+\frac{105\times 19+5}{19}
Reduce the fraction \frac{17600}{152} to lowest terms by extracting and canceling out 8.
\frac{2200}{19}+\frac{1995+5}{19}
Multiply 105 and 19 to get 1995.
\frac{2200}{19}+\frac{2000}{19}
Add 1995 and 5 to get 2000.
\frac{2200+2000}{19}
Since \frac{2200}{19} and \frac{2000}{19} have the same denominator, add them by adding their numerators.
\frac{4200}{19}
Add 2200 and 2000 to get 4200.
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}