Răspuns:
320:8×4=
8×4=32
(480×20):10=
9 600:10=960
567:27:3=
21:3=7
B
320:(8:4)=
320:2=160
480×20:10=
9 600:10=960
(567:27):3=
21:3=7
C
(320:8)×4=
8×4=32
480×(20:10)=
480×2=960
567:(27×3)=
567:81=7
obtinem rezultate egale deoarece doar am schimbat locul cifrelor