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Brain Teaser

Cool Math Trick

1. Grab a calculator (You won’t be able to do this one in your head)
2. Key in the first three 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?

 
 
 
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3 responses »

  1. Good morning!It is a cool math trick indeed. Love the Running Machine video today. Have a super day. Bruce

    Reply
  2. Nice math trick. Maybe I should tell my wife and she can show her algebra teacher and classmates and get extra credit. She can use all the help she can get. lol. I also loved the running machine video. still laughing.

    Reply
  3. Oh my gosh! I don\’t know where you find these videos–I am so glad I am alone because I\’d raise eyebrows for laughing out loud… Oh well, you only live once, right? I can\’t wait for Daylight Savings Time sleep rhythms to change–if you can\’t tell! 5:30 a.m. is WAY too early! 😀

    Reply

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