Question

2 efetue
9+(23)-{60+[-11+(-11)-13]}​

Answer 1

9 + 23 - {60 + [-11 + (-11) - 13]}

9 + 23 - {60 + [-11 - 11 - 13]}

9 + 23 - {60 + [-35]}

9 + 23 - {60 - 35}

9 + 23 - 25

32 - 25

7