Solve 1/30-3/4

$$\frac { 1 } { 30 } - \frac { 3 } { 4 }$$

Evaluate

$$-\frac{43}{60}\approx -0.716666667$$

Solution Steps

Least common multiple of 30 and 4 is 60. Convert \frac{1}{30} and \frac{3}{4} to fractions with denominator 60.

$$\frac{2}{60}-\frac{45}{60}$$

Since \frac{2}{60} and \frac{45}{60} have the same denominator, subtract them by subtracting their numerators.

$$\frac{2-45}{60}$$

Subtract 45 from 2 to get -43.

$$-\frac{43}{60}$$

Factor

$$-\frac{43}{60} = -0.7166666666666667$$