VISIONSHO
+1y
1. Type the first 3 digits of your phone number (NOT the area code)2. Multiply by 803. Add 14. Multiply by 2505. Add the last 4 digits of your phone number6. Add the last 4 digits of your phone number again7. Subtract 2508. Divide by 29. Read the answer out loud (if you did it right it should be your full phone number!)
Just thought this was cool. It's one of those goofy math tricks that will make you scratch your head.