Solve 20div24-1.2

$$20 \div 24-1.2$$

Evaluate

$$-\frac{11}{30}\approx -0.366666667$$

Solution Steps

Reduce the fraction \frac{20}{24} to lowest terms by extracting and canceling out 4.

$$\frac{5}{6}-1.2$$

Convert decimal number 1.2 to fraction \frac{12}{10}. Reduce the fraction \frac{12}{10} to lowest terms by extracting and canceling out 2.

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

Least common multiple of 6 and 5 is 30. Convert \frac{5}{6} and \frac{6}{5} to fractions with denominator 30.

$$\frac{25}{30}-\frac{36}{30}$$

Since \frac{25}{30} and \frac{36}{30} have the same denominator, subtract them by subtracting their numerators.

$$\frac{25-36}{30}$$

Subtract 36 from 25 to get -11.

$$-\frac{11}{30}$$

Factor

$$-\frac{11}{30} = -0.36666666666666664$$