Question

{-6-8[-10(+6+7+8)]}=

Answer 1

{-6-8[-10(6+7+8)]}
{-6-8[-10.21]}
{-6-8[-210]}
{-6+1680}
1680-6=1674

Answer 2

{-6 - 8[-10 . (6 + 7 + 8 )]}
{-6 - 8[-10 . (13 + 8 )]}
{-6 - 8[-10 . 21]}
{-6 - 8[-210]}
{ -6 + 1.680}
1.674

Resposta: 1.674