Solve 450(28-30)/28(450-300)

$$\frac { 450 ( 28 - 30 ) } { 28 ( 450 - 300 ) }$$

Evaluate

$$-\frac{3}{14}\approx -0.214285714$$

Solution Steps

Cancel out 2 in both numerator and denominator.

$$\frac{225\left(28-30\right)}{14\left(450-300\right)}$$

Subtract 30 from 28 to get -2.

$$\frac{225\left(-2\right)}{14\left(450-300\right)}$$

Multiply 225 and -2 to get -450.

$$\frac{-450}{14\left(450-300\right)}$$

Subtract 300 from 450 to get 150.

$$\frac{-450}{14\times 150}$$

Multiply 14 and 150 to get 2100.

$$\frac{-450}{2100}$$

Reduce the fraction \frac{-450}{2100} to lowest terms by extracting and canceling out 150.

$$-\frac{3}{14}$$

Factor

$$-\frac{3}{14} = -0.21428571428571427$$