Solve -2.2+2/7

$$-2.2+ \frac{ 2 }{ 7 }$$

Evaluate

$$-\frac{67}{35}\approx -1.914285714$$

Solution Steps

Convert decimal number -2.2 to fraction -\frac{22}{10}. Reduce the fraction -\frac{22}{10} to lowest terms by extracting and canceling out 2.

$$-\frac{11}{5}+\frac{2}{7}$$

Least common multiple of 5 and 7 is 35. Convert -\frac{11}{5} and \frac{2}{7} to fractions with denominator 35.

$$-\frac{77}{35}+\frac{10}{35}$$

Since -\frac{77}{35} and \frac{10}{35} have the same denominator, add them by adding their numerators.

$$\frac{-77+10}{35}$$

Add -77 and 10 to get -67.

$$-\frac{67}{35}$$

Factor

$$-\frac{67}{35} = -1\frac{32}{35} = -1.9142857142857144$$