Solve 50%-120%

$$50 \% -120 \%$$

Evaluate

$$-\frac{7}{10}=-0.7$$

Solution Steps

Reduce the fraction \frac{50}{100} to lowest terms by extracting and canceling out 50.

$$\frac{1}{2}-\frac{120}{100}$$

Reduce the fraction \frac{120}{100} to lowest terms by extracting and canceling out 20.

$$\frac{1}{2}-\frac{6}{5}$$

Least common multiple of 2 and 5 is 10. Convert \frac{1}{2} and \frac{6}{5} to fractions with denominator 10.

$$\frac{5}{10}-\frac{12}{10}$$

Since \frac{5}{10} and \frac{12}{10} have the same denominator, subtract them by subtracting their numerators.

$$\frac{5-12}{10}$$

Subtract 12 from 5 to get -7.

$$-\frac{7}{10}$$

Factor

$$-\frac{7}{10} = -0.7$$