Solve (1/5div5)-1/2

$$( \frac{ 1 }{ 5 } \div 5)- \frac{ 1 }{ 2 }$$

Evaluate

$$-\frac{23}{50}=-0.46$$

Solution Steps

Express \frac{\frac{1}{5}}{5} as a single fraction.

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

Multiply 5 and 5 to get 25.

$$\frac{1}{25}-\frac{1}{2}$$

Least common multiple of 25 and 2 is 50. Convert \frac{1}{25} and \frac{1}{2} to fractions with denominator 50.

$$\frac{2}{50}-\frac{25}{50}$$

Since \frac{2}{50} and \frac{25}{50} have the same denominator, subtract them by subtracting their numerators.

$$\frac{2-25}{50}$$

Subtract 25 from 2 to get -23.

$$-\frac{23}{50}$$

Factor

$$-\frac{23}{50} = -0.46$$