Solve 1/8left(-1-2right)-4

$$\frac{ 1 }{ 8 } \left( -1-2 \right) -4$$

Evaluate

$$-\frac{35}{8}=-4.375$$

Solution Steps

Subtract 2 from -1 to get -3.

$$\frac{1}{8}\left(-3\right)-4$$

Multiply \frac{1}{8} and -3 to get \frac{-3}{8}.

$$\frac{-3}{8}-4$$

Fraction \frac{-3}{8} can be rewritten as -\frac{3}{8} by extracting the negative sign.

$$-\frac{3}{8}-4$$

Convert 4 to fraction \frac{32}{8}.

$$-\frac{3}{8}-\frac{32}{8}$$

Since -\frac{3}{8} and \frac{32}{8} have the same denominator, subtract them by subtracting their numerators.

$$\frac{-3-32}{8}$$

Subtract 32 from -3 to get -35.

$$-\frac{35}{8}$$

Factor

$$-\frac{35}{8} = -4\frac{3}{8} = -4.375$$