Twenty from Three 3s

What’s the simplest way to make 20 using only three 3s (no other digits) and a combination of mathematical operations using any of these symbols?

+ – × / ^ ! √ . ()

(3 + 3) / .3 = 20

Posted in Brain Teasers

 

1 Comment on "Twenty from Three 3s"


Wonjung says
September 2, 2024 @ 01:51

answer I come up with: (3!)! / (3! × 3!)


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