How to Birthday Guess Someone on Fun For Brain

Fun For Brain

Fun For Brain

Sometimes we want to know the person's date of birth but would feel embarrassed to ask directly, so this time Fun For Brain will provide trick to know date of birth with math, remember try yourself first before practiced.
 
take your birth date (eg 12 April 1992 = item 12 only), then ..
multiplied by 4 ..
plus 13 ..
multiplied by 25 ..
minus 200 ..
plus the month of birth (eg April = 4) ..
multiplied by 2 ..
minus 40 ..
multiplied by 50 ..
plus the last two digits of birth year (eg 1992 = 92 only) ..
minus 10 500 ..
Justify ... how about you??
By. Fun For Brain