Answer:
The answer is 5.
Step-by-step explanation:
Convert your mixed numbers to fractions.
Then your initial equation becomes:
15 5/4 + 5/4
Now you apply the fraction formulas for addition.
(15x4)+(5x4)
_________
4x4
60+20
____
16
= 80/16
Then we simplify and we have 5.
