Answer:
- 2/15
Step-by-step explanation:
1 /5 + (- 1 /3 ) = 1 /5 - 1 /3 = 1·3 /5·3 - 1·5 /3·5 = 3/ 15 - 5 /15 =
3 - 5 /15 = - 2/ 15
