3 \times 25 \% + 3 \times \frac { 3 } { 4 }
Evaluate
3
Factor
3
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3\times \frac{1}{4}+3\times \frac{3}{4}
Reduce the fraction \frac{25}{100} to lowest terms by extracting and canceling out 25.
\frac{3}{4}+3\times \frac{3}{4}
Multiply 3 and \frac{1}{4} to get \frac{3}{4}.
\frac{3}{4}+\frac{3\times 3}{4}
Express 3\times \frac{3}{4} as a single fraction.
\frac{3}{4}+\frac{9}{4}
Multiply 3 and 3 to get 9.
\frac{3+9}{4}
Since \frac{3}{4} and \frac{9}{4} have the same denominator, add them by adding their numerators.
\frac{12}{4}
Add 3 and 9 to get 12.
3
Divide 12 by 4 to get 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}