Question: Steve makes 40000$ a year as a teacher.  He loses 20 percent to taxes, 10 percent to healthcare, and 800$ to local union dues.  How much money does Steve take home?
Solution:
Taxes:40000(.20)=8000$
Healthcare:40000(.10)=4000$
Dues:800$
Total:40000-8000-4000-800=27,200$
Answer: 27200