Difference between revisions of "Portal:Mathematics/Fun corner"

From Karnataka Open Educational Resources
Jump to navigation Jump to search
Line 14: Line 14:
 
#The last step; with this number, subtract your birth year.
 
#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/index.php:File:Phone number birthday puzzle.ods]] to solve this and find out why it works!!
+
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/index.php:File: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#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#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]===
 
===[http://karnatakaeducation.org.in/KOER/en/index.php/Mathematics_fun_corner#Magic_Square Magic Square]===

Revision as of 18:34, 27 July 2015

Phone number birthday puzzle

Phone-number-keypad.jpg 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.

  1. Take a look at your last digit of your cell phone number
  2. Use this figure and multiply by 2
  3. Then add 5
  4. And then multiply by 50
  5. And then add the number 1765
  6. 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 [birthday_puzzle.ods spreadsheet] to solve this and find out why it works!!

Maths Quizzes

The origin of the calendar

Magic Square