Solve 5/4-12-7

$$\frac { 5 } { 4 } - 12 - 7$$

Evaluate

$$-\frac{71}{4}=-17.75$$

Solution Steps

Convert 12 to fraction \frac{48}{4}.

$$\frac{5}{4}-\frac{48}{4}-7$$

Since \frac{5}{4} and \frac{48}{4} have the same denominator, subtract them by subtracting their numerators.

$$\frac{5-48}{4}-7$$

Subtract 48 from 5 to get -43.

$$-\frac{43}{4}-7$$

Convert 7 to fraction \frac{28}{4}.

$$-\frac{43}{4}-\frac{28}{4}$$

Since -\frac{43}{4} and \frac{28}{4} have the same denominator, subtract them by subtracting their numerators.

$$\frac{-43-28}{4}$$

Subtract 28 from -43 to get -71.

$$-\frac{71}{4}$$

Factor

$$-\frac{71}{4} = -17\frac{3}{4} = -17.75$$