FUN MATHEMATICAL FORMULA

January 1, 2005 on 1:01 am | In Humor | No Comments

The simple mathematical formula below will enable you to  “guess” someones birth date & age.

Your subject will need a pen or pencil, paper, and a rudimentary grasp of basic mathematics, or a calculator to make the calculations. If they can do it in their head, then they’re some kind of “freak”.
Have your subject enter the information below and do the calculations. After they are done, if they didn’t make any errors, you will be able to determine their month, day and year of birth, and their age from the answer they give you:

1) Enter Birth date, month first, then day of month, then last 2 digits of birth year. Enter day of birth as 2 digits, even if day of birth is a single digit, ie: 01 through 09. This is to avoid confusion between month and day of month in the final answer.
2) Multiply by 2
3) Add 5
4) Multiply by 50
5) Add 1759 if before birthday; 1760 if after birthday (of this year)
6) Subtract year of birth (4 digits ie: 1947)
The first digit (or 2 digits if born in October, November, or December) is the month they were born. The second 2 digits are the day of the month that they were born. The third 2 digits are the year they were born. The last 2 digits are their age
Here is an example using my Birth date (July 13, 1947):
71347 x 2= 142694
142694 + 5= 142699
142699 x 50= 7134950
7134950 + 1759= 7136709
7136707 - 1947= 7134762
(7) (13) (47) (62) = (7 is my birth month (July); 13 is the day of the month that I was born; 47 is the year I was born, and I’m 62 years old)
Add 1 (one) to 1759 & 1760 on January 1st of each year and the formula will work indefinitely. I’ll update it every year on this BLOG, so it will always be current when you read it here.
Alas, the formula will not work with someone 100 years or older. !!HAVE FUN!!
Updated : 1 Jan 2010
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