On the line what does ef equal

There is 16 oz. in a pint so, you have 1 pint 10 oz., 3 pint 12 oz. so first add the pints together which is 4 pints. Now add the ounces which you have 22 so 22-16=6 so you have 1 pint 6 ounces. Add that to the 4 pints and you get your answer.

4+1=5 pints
6 ounces

5 pints 6 oz.