The '4' Puzzle

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Hi all,

A question to all maths experts and to all other as well :)

Using only 4 4's.. (and no other number, only 4 four times)
produce the result as 50 and also as 100

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4^2*4^2+4!+sqrt(4)=282 and i hope it is correct and i just tried one and working on the other.....
(4^2+4^2)*4-4=124

I guess both of my answers are correct if i made any mistakes please tell me so that i can correct it and if there is any other solutions also you can tell me.......
Hi Deivgan,

Right answers, Only thing is you 2 should not appear, you can instead use sqrt(4).

124 can also be got thus:
(4!*sqrt(4)/.4)+4

Okay another simple one:
Try for 160 using four 4's
All this maths sums and factorial concepts...I hate maths like anything man... :woohoo: :woohoo:

But okay very good try and there are maths genuises like rohit to solve and people like me to know the answer... ;)
Correct! Tom., lookout for two more similar ones...
Hi all,
The numbers for today are:1536 and 1000
Produce the result by making use of 4 only four times.
Ya good.. Hope the others are also getting the hang of the puzzle..
Don't worry . others also visit the thread and arise interest in puzzle.
wt happened lets have another kind of maths quiz in this thread............
Ok ..

1. Convert the number 4 to -4 by using three more 4's.

2. Convert the number 4 to 0 by making use of three more keys on the computer keyboard.
well, it can so many times so that you are going to lost in keeping record
hey sridevi check it for(Convert the number 4 to -4 by using three more 4's. )

(4*4)-(4!-4)=-4
Yes..correct rohit! and now the second one?. 'Convert the number 4 to 0 by making use of three more keys on the computer keyboard'. It is easy.. Just tell what r the keys..

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Created Thursday, 04 March 2010 11:53
Last Updated Tuesday, 30 November -0001 00:00
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