Question

expressão numérica
{48+[27-(4+1-5-2)]}

Answer 1

{48+[27-(4+1-5-2)]}
{48+[27-(-2)]}
{48+[27+2]}
{48+[29]}
{48+29}
77

Answer 2

{48+[27-(4+1-5-2)]}=
{48+[27-(-2)]}=
{48+[27+2]}=
{48+[27+2]}=
{48+29}=
77