Question

{42+[(45:5)-(18-3)+1].(28-15)-1}

Answer 1

{42+[(45:5)-(18-3)+1].(28-15)-1}
{42+[9 - 15 +1].13-1}
{42+[-6 +1].13-1}
{42-5.13-1}
{42- 65-1}
42- 66
-24
Resposta: -24

Answer 2

{42+[(45/5)-(18-3)+1].(28-15)-1}
42+9-(18-3)+1.(28-15)-1
42+9-(18-3)+28-15-1
51-15+12
48