Monday, October 20, 2008

Math Trick

Here is an unbelievable math trick , first grab yourself a calculator. (you won't be able to do this one in your head)
  • Key in the first six digits of your mobile number

  • Multiply by 80

  • Add 1

  • Multiply by 250

  • Add the last 4 digits of your phone number

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

  • Subtract 2509. Divide number by 2

Now do you recognize the answer...?