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Brain Teasers and Puzzles

4s to make 1000

By Sriman Dutta
October 21, 2016 in Brain Teasers and Puzzles

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https://www.scienceforums.net/topic/99818-4s-to-make-1000/

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Sriman Dutta

Posted October 21, 2016

Posted October 21, 2016

Hi,

Can anybody make 1000 by using sixteen 4s ??

fiveworlds

Posted October 21, 2016

Posted October 21, 2016

(4^4*4)-((4*4)+4+4)+4-4+4-4+4-4+4-4

imatfaal

Posted October 21, 2016

Posted October 21, 2016

that's fifteen

fiveworlds

Posted October 21, 2016

Posted October 21, 2016

444 + 444 + 44 + 44 + 4 + 4 + 4 + 4 + 4 + 4

imatfaal

Posted October 21, 2016

Posted October 21, 2016

444 + 444 + 44 + 44 + 4 + 4 + 4 + 4 + 4 + 4

that's better

Sriman Dutta

Posted October 21, 2016

Author

Posted October 21, 2016

Correct. 5worlds.

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