Răspuns:
Explicație pas cu pas:
a)
3 : 1/4 = 3*4 = 12
b)
2/5 : 3/4 = 2/5*4/3 = 8/15
c)
3/7 : 5/14 = 3/7*14/5 = 6/5
d)
1 11/13 : 16/26 = 24/13 : 16/26 = 24/13*26/16 = 3
e)
1 19/35 : 1 23/49 = 54/35 : 72/49 = 54/35*49/72 = 21/20
