Question

5b va rog, cat mai rpd poate?

Answer 1

Răspuns:

Explicație pas cu pas:

b)  ((7/3:7/2+5/9)-5/6)):7/3+5/6

=((7/3*2/7+5/9)-5/6)):7/3+5/6

((2/3+5/9)-5/6)):7/3+5/6

(11/9-5/6):7/3+5/6

(7/18):7/3+5/6=7/18*3/7+5/6

1/6+5/6=6/6=1

a) (4/9-1/12): (13/9)

=((16-3)/36))*9/13=3/4