Question

Calculeaza in doua moduri:
3•(24+57)=
6•(84-56)=
5•(3+41+6

Answer 1

Modul 1:

3*(24+57)=3*81=243
6*(84-56)=6*28=168
5*(3+41+6)=5*50=250

Modul 2:
3*(24+57)=3*24+3*57=72+171=243
6*(84-56)=6*84-6*56=504-336=168
5*(3+41+6)=5*3+5*41+5*6=15+205+30=250

Sper ca asa se rezolva. Bafta la teme! :*