A little bit of math......

[Debbie]

Try this formula &U will discover math is interesting? Ignore your area code &use only 7 digit phone number:
1) key-in the first 3 digit of your phone number into the calculator
2) multiply by 80
3) then plus 1
4) multiply by 250
5) plus last four digit of phone number
6) plus last four digit of phone number again
7) minus 250
8) divide by 2 at last Is the answer your phone number???