Answer:
![-(2)/(3)](https://img.qammunity.org/2022/formulas/mathematics/college/xm4pcmq81y5ymuglwxr59d7hl436gjpjpz.png)
Explanation:
-1/5 + (-3/5)
Least common multiple of 15 and 5 is 15. Convert
and
to fraction with a denominator of 15.
![-(9)/(15)](https://img.qammunity.org/2022/formulas/mathematics/college/drtha8zfugc44ks6nm71b0f112423ix2vo.png)
Since
and
have the same denominator, subtract them by subtracting the numerators.
![(-1-9)/(15)](https://img.qammunity.org/2022/formulas/mathematics/high-school/5340gxk18asx631og8n9typ9bm2bcc55tc.png)
Subtract 9 from -1 to get -10
![(-10)/(15)](https://img.qammunity.org/2022/formulas/mathematics/high-school/4z8bnq9ycb6si182r991zi2155v717iiwj.png)
Reduce the fraction
to lowest terms
![-(2)/(3)](https://img.qammunity.org/2022/formulas/mathematics/college/xm4pcmq81y5ymuglwxr59d7hl436gjpjpz.png)
have a nice day!