i hsve two questions, Matt is making a picture frame from a piece of wood trim that is 27 8 278 feet long. How can Matt rename the fraction as a mixed number?

and
Use comparative relational thinking to find the unknown number.


116
+
58
=
135
+
n
n
=
31
n is equal to 31

n
=
33
n is equal to 33

n
=
39
n is equal to 39

n
=
174