👤

Calculati folosind proprietatile adunarii:
3+1/5+4+3/5
Si
Calculati: (24-30+2)*(-8+3)-(-7)*(2-5)+3(-11)*(-1)=


Răspuns :

3+1/5+4+3/5 = 7+4/5=(35+4)/5=39/5

(24-30+2)*(-8+3)-(-7)*(2-5)+3(-11)*(-1)=.
=(-4)*(-5)-(-7)*(-3)+3*11=
=20-21+33=
=32