Question

Calculati: (numere intregi)
15+[5+(-3)+(-1)]+[(-10)+2+(-4)]

Answer 1

15+(5-3-1)+(-10+2-4)= 15+1+(-12)=16-12=4

Answer 2

$15+[5+(-3)+(-1)]+[(-10)+2+(-4)]=\\\\=15+(5-3-1)+(-10+2-4)\\\\=15+1-12\\\\=16-12\\\\=\boxed{\boxed{4}}\longleftarrow Raspunsul$