Solve 7/-10+-2/5=

$$\frac { 7 } { - 10 } + \frac { - 2 } { 5 } =$$

Evaluate

$$-\frac{11}{10}=-1.1$$

Solution Steps

Fraction \frac{7}{-10} can be rewritten as -\frac{7}{10} by extracting the negative sign.

$$-\frac{7}{10}+\frac{-2}{5}$$

Fraction \frac{-2}{5} can be rewritten as -\frac{2}{5} by extracting the negative sign.

$$-\frac{7}{10}-\frac{2}{5}$$

Least common multiple of 10 and 5 is 10. Convert -\frac{7}{10} and \frac{2}{5} to fractions with denominator 10.

$$-\frac{7}{10}-\frac{4}{10}$$

Since -\frac{7}{10} and \frac{4}{10} have the same denominator, subtract them by subtracting their numerators.

$$\frac{-7-4}{10}$$

Subtract 4 from -7 to get -11.

$$-\frac{11}{10}$$

Factor

$$-\frac{11}{10} = -1\frac{1}{10} = -1.1$$