come and punch

Can you decode the mystery?
1) key-in the first 4 digits of your handphone number into the calculator
2) multiply by 80
3) add 1
4) multiply by 250
5) plus last four digits of phone number
6) plus last four digits of phone number again
7) minus 250
8) Finally, divide by 2.

Is this your handphone number?


koped from:http://xiejiafa.blogspot.com/search?updated-max=2008-12-01T11%3A57%3A00%2B08%3A00&max-results=7