1. Identify A, B, and C
2. In this case, A=2.4, B=8.6, and C=5.6
3. Next, write it out in the proper formula: (2.4+8.6/2)•5.6
4. Add 2.4 and 8.6 first, giving you 11
5. After that, divide 11 by 2, which gives you 5.5
6. Lastly, multiply 5.5 by 5.6
7. This will give you 30.8
Ta Da!!!
