**Lesson Steps**:

1. Add 3 to 12

2. Divide 15 by 5

**Answer**:

You add 3 to 12 and get 15. Divide 5 by 15 and you get 3. n=3

**Grade**: 8

**Level**: Middle school

**Subject**: Math

**Topic**: Fractions

1. Add 3 to 12

2. Divide 15 by 5

You add 3 to 12 and get 15. Divide 5 by 15 and you get 3. n=3