Subtracting
from
simplifies to
when converted to improper fractions and calculated with a common denominator of 35.
to simplify the expression
follow these steps
Convert mixed numbers to improper fractions.
as an improper fraction is

as an improper fraction is
.
Perform the subtraction.

Find a common denominator, which in this case is 35 (the least common multiple of 5 and 7).
Rewrite the fractions with the common denominator.


Subtract the fractions.

So,

complete the question
simplify
and express the result as a single fraction.