Forums
>
Engineering Questions and Answers
>
Puzzles
MATH TRICK
Last Post 04 Nov 2014 01:06 AM by edu gaspar. 1 Replies.
Author
Messages
bruno gggg
New Member
Posts:63
26 Oct 2014 09:55 PM
Ask your friend (or everyone in the room) to choose any number.
Example : 43
Add the next highest number to it
43 + 44 = 87
Add 9
87 + 9 = 96
Divide by 2
96 / 2 = 48
Subtract your original number
48 - 43 = 5
Everyone's answer will always be 5
edu gaspar
New Member
Posts:80
04 Nov 2014 01:06 AM
it really works....interesting
Forums
>
Engineering Questions and Answers
>
Puzzles