1,278 bytes added
, 13:37, 12 October 2016
===[http://karnatakaeducation.org.in/KOER/en/index.php/Mathematics_fun_corner#Phone_number_birthday_puzzle Phone number birthday puzzle]===
{|class="wikitable"
|-
|[[File:150px-Phone-number-keypad.jpg|150px]]
| '''YOUR PHONE NUMBER WILL REVEAL YOUR AGE'''
|}
Your Phone number will reveal your actual Age. It will take about 15 seconds,read and do it at the same time so that you will not lose the fun.
#Take a look at your last digit of your cell phone number
#Use this figure and multiply by 2
#Then add 5
#And then multiply by 50
#And then add the number 1765
#The last step; with this number, subtract your birth year.
Now you see a three-digit number. The first digit is the last digit of your phone number, the next two digits are your actual age! You can use the attached [http://karnatakaeducation.org.in/KOER/en/images/1/17/Phone_number_birthday_puzzle.ods spreadsheet] to solve this and find out why it works!!
===[http://karnatakaeducation.org.in/KOER/en/index.php/Mathematics_fun_corner#Maths_Quizzes Maths Quizzes]===
===[http://karnatakaeducation.org.in/KOER/en/index.php/Mathematics_fun_corner#The_origin_of_the_calendar The origin of the calendar]===
===[http://karnatakaeducation.org.in/KOER/en/index.php/Mathematics_fun_corner#Magic_Square Magic Square]===