Răspuns :
Explicație pas cu pas:
a)87+64+13+36=151+13+36=164+36=200
b)12+12:2×6=12+6×6=12+36=48
c){[1+(3+3×5):2]+[13-(3×2-4):2]×10}:5={[1+(3+15):2]+[13-(6-4):2]×10}:5={[1+18:2]+[13-2:2]×10}:5={[1+9]+[13-1]×10}:5={10+12×10}:5={10+120}:5=130:5=26
Explicație pas cu pas:
a)87+64+13+36=151+13+36=164+36=200
b)12+12:2×6=12+6×6=12+36=48
c){[1+(3+3×5):2]+[13-(3×2-4):2]×10}:5={[1+(3+15):2]+[13-(6-4):2]×10}:5={[1+18:2]+[13-2:2]×10}:5={[1+9]+[13-1]×10}:5={10+12×10}:5={10+120}:5=130:5=26