Respuesta :
Step-by-step explanation:
7/20 + (-1/10)
Taking LCM of denominators
7/20 - 2/20
==> 5/20
==> 1/4
1/4 is simplest answer.
Step-by-step explanation:
7/20 + (-1/10)
Taking LCM of denominators
7/20 - 2/20
==> 5/20
==> 1/4
1/4 is simplest answer.