4000 + 5 \% \times 4000
Evaluate
4200
Factor
2^{3}\times 3\times 5^{2}\times 7
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4000+\frac{1}{20}\times 4000
Reduce the fraction \frac{5}{100} to lowest terms by extracting and canceling out 5.
4000+\frac{4000}{20}
Multiply \frac{1}{20} and 4000 to get \frac{4000}{20}.
4000+200
Divide 4000 by 20 to get 200.
4200
Add 4000 and 200 to get 4200.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
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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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