Solve -1/2-1/-25

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

Evaluate

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

Solution Steps

Fraction \frac{1}{-25} can be rewritten as -\frac{1}{25} by extracting the negative sign.

$$-\frac{1}{2}-\left(-\frac{1}{25}\right)$$

The opposite of -\frac{1}{25} is \frac{1}{25}.

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

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

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

Since -\frac{25}{50} and \frac{2}{50} have the same denominator, add them by adding their numerators.

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

Add -25 and 2 to get -23.

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

Factor

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