Solve 0.5^3-1/0.5-1

$$\frac{ { 0.5 }^{ 3 } -1 }{ 0.5-1 }$$

Evaluate

$$1.75$$

Solution Steps

Calculate 0.5 to the power of 3 and get 0.125.

$$\frac{0.125-1}{0.5-1}$$

Subtract 1 from 0.125 to get -0.875.

$$\frac{-0.875}{0.5-1}$$

Subtract 1 from 0.5 to get -0.5.

$$\frac{-0.875}{-0.5}$$

Expand \frac{-0.875}{-0.5} by multiplying both numerator and the denominator by 1000.

$$\frac{-875}{-500}$$

Reduce the fraction \frac{-875}{-500} to lowest terms by extracting and canceling out -125.

$$\frac{7}{4}$$

Factor

$$\frac{7}{2 ^ {2}} = 1\frac{3}{4} = 1.75$$