Evaluate
-\frac{151}{30}\approx -5.033333333
Factor
-\frac{151}{30} = -5\frac{1}{30} = -5.033333333333333
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1-\frac{3}{2}\times \frac{4}{1}-\frac{1}{3}\times \frac{2-1}{10}
Divide 1 by 1 to get 1.
1-\frac{3}{2}\times 4-\frac{1}{3}\times \frac{2-1}{10}
Anything divided by one gives itself.
1-\frac{3\times 4}{2}-\frac{1}{3}\times \frac{2-1}{10}
Express \frac{3}{2}\times 4 as a single fraction.
1-\frac{12}{2}-\frac{1}{3}\times \frac{2-1}{10}
Multiply 3 and 4 to get 12.
1-6-\frac{1}{3}\times \frac{2-1}{10}
Divide 12 by 2 to get 6.
-5-\frac{1}{3}\times \frac{2-1}{10}
Subtract 6 from 1 to get -5.
-5-\frac{1}{3}\times \frac{1}{10}
Subtract 1 from 2 to get 1.
-5-\frac{1\times 1}{3\times 10}
Multiply \frac{1}{3} times \frac{1}{10} by multiplying numerator times numerator and denominator times denominator.
-5-\frac{1}{30}
Do the multiplications in the fraction \frac{1\times 1}{3\times 10}.
-\frac{150}{30}-\frac{1}{30}
Convert -5 to fraction -\frac{150}{30}.
\frac{-150-1}{30}
Since -\frac{150}{30} and \frac{1}{30} have the same denominator, subtract them by subtracting their numerators.
-\frac{151}{30}
Subtract 1 from -150 to get -151.
Examples
Quadratic equation
{ 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}