Answer:
1

Explanation:
3
- 2

Multiply 3 and 4 to get 12.

Add 12 and 3 to get 15.

Multiply 2 and 5 to get 10.
-

Add 10 and 1 to get 11.

The least common multiple of 4 and 5 is 20. Convert
and
to fractions with denominator 20.

Since
and
have the same denominator, subtract them by subtracting their numerators.

Subtract 44 from 75 to get 31.

Simplify
=

Hope it helps and have a great day! =D
~sunshine~