Evaluate
3.71
Factor
\frac{7 \cdot 53}{2 ^ {2} \cdot 5 ^ {2}} = 3\frac{71}{100} = 3.71
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3.75-\frac{2}{50}
Calculate the square root of 4 and get 2.
3.75-\frac{1}{25}
Reduce the fraction \frac{2}{50} to lowest terms by extracting and canceling out 2.
\frac{15}{4}-\frac{1}{25}
Convert decimal number 3.75 to fraction \frac{375}{100}. Reduce the fraction \frac{375}{100} to lowest terms by extracting and canceling out 25.
\frac{375}{100}-\frac{4}{100}
Least common multiple of 4 and 25 is 100. Convert \frac{15}{4} and \frac{1}{25} to fractions with denominator 100.
\frac{375-4}{100}
Since \frac{375}{100} and \frac{4}{100} have the same denominator, subtract them by subtracting their numerators.
\frac{371}{100}
Subtract 4 from 375 to get 371.
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}