Cool Math Problem

Try this cool math problem. The answer will probably suprise you.

1. Grab a calculator. (Or be adventurous and try it without!)

2. Key in the first 3 digits of your phone number.( not the area code.)

3. Multiply by 80

4. Add 1

5. Multiply by 250

6. Add the last 4 digits of your phone number

7. Add the last 4 digits of your phone number again

8. Subtract 250

9. Divide number by 2

Do you recognize the answer???????