To explain the solution to 15 divided by 1/3, we can use a multiplication equation. The division of 15 by 1/3 is equivalent to multiplying 15 by the reciprocal of 1/3.
Reciprocal of 1/3 = 3/1
So, the multiplication equation that explains the solution is:
15 * (3/1) = 45
Therefore, 15 divided by 1/3 is equal to 45.