45 \times 10 \% =
Evaluate
\frac{9}{2}=4.5
Factor
\frac{3 ^ {2}}{2} = 4\frac{1}{2} = 4.5
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45\times \frac{1}{10}
Reduce the fraction \frac{10}{100} to lowest terms by extracting and canceling out 10.
\frac{45}{10}
Multiply 45 and \frac{1}{10} to get \frac{45}{10}.
\frac{9}{2}
Reduce the fraction \frac{45}{10} to lowest terms by extracting and canceling out 5.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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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
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