Evaluate
86.6
Factor
\frac{433}{5} = 86\frac{3}{5} = 86.6
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94-2.8\times 3+0.32\times 5-3\times 0.8+1.8
Subtract 0.7 from 3.5 to get 2.8.
94-8.4+0.32\times 5-3\times 0.8+1.8
Multiply 2.8 and 3 to get 8.4.
85.6+0.32\times 5-3\times 0.8+1.8
Subtract 8.4 from 94 to get 85.6.
85.6+1.6-3\times 0.8+1.8
Multiply 0.32 and 5 to get 1.6.
87.2-3\times 0.8+1.8
Add 85.6 and 1.6 to get 87.2.
87.2-2.4+1.8
Multiply 3 and 0.8 to get 2.4.
84.8+1.8
Subtract 2.4 from 87.2 to get 84.8.
86.6
Add 84.8 and 1.8 to get 86.6.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}