Question

38-{-23-[6-(1+4)+2]-1}=

Answer 1

Vamos lá.
38-{-23-[6-(1+4)+2]-1}
38-{-23-[6-5+2]-1}
38-{-23-[3]-1}
38-{-23-3-1}
38-{-27}
38+27
65

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