Evaluate
3.75
Factor
\frac{3 \cdot 5}{2 ^ {2}} = 3\frac{3}{4} = 3.75
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\frac{12.75}{3.4}
Multiply 5.1 and 2.5 to get 12.75.
\frac{1275}{340}
Expand \frac{12.75}{3.4} by multiplying both numerator and the denominator by 100.
\frac{15}{4}
Reduce the fraction \frac{1275}{340} to lowest terms by extracting and canceling out 85.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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
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