Evaluate
\frac{155}{236}\approx 0.656779661
Factor
\frac{5 \cdot 31}{59 \cdot 2 ^ {2}} = 0.6567796610169492
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\frac{1.55}{0.9+0.65+0.8+0.01}
Add 0.9 and 0.65 to get 1.55.
\frac{1.55}{1.55+0.8+0.01}
Add 0.9 and 0.65 to get 1.55.
\frac{1.55}{2.35+0.01}
Add 1.55 and 0.8 to get 2.35.
\frac{1.55}{2.36}
Add 2.35 and 0.01 to get 2.36.
\frac{155}{236}
Expand \frac{1.55}{2.36} by multiplying both numerator and the denominator by 100.
Examples
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{ 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}