Answer :
We are to divide 15 by 4 and write the answer as a mixed number.
--- How many wholes are there in 15 divided by 4??
There are 3 fours.
--- What is the remainder?
3 x 4 = 12
So, the remaining portion is 15 - 12 = 3
Thus, the answer is:
[tex]15\div4=3\frac{3}{4}[/tex]