9.5 + 0.8 - \frac { 7 } { 10 } \div 7 \%
Evaluate
0.3
Factor
\frac{3}{2 \cdot 5} = 0.3
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10.3-\frac{\frac{7}{10}}{\frac{7}{100}}
Add 9.5 and 0.8 to get 10.3.
10.3-\frac{7}{10}\times \frac{100}{7}
Divide \frac{7}{10} by \frac{7}{100} by multiplying \frac{7}{10} by the reciprocal of \frac{7}{100}.
10.3-\frac{7\times 100}{10\times 7}
Multiply \frac{7}{10} times \frac{100}{7} by multiplying numerator times numerator and denominator times denominator.
10.3-\frac{100}{10}
Cancel out 7 in both numerator and denominator.
10.3-10
Divide 100 by 10 to get 10.
0.3
Subtract 10 from 10.3 to get 0.3.
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}