Răspuns
Explicație pas cu pas:
a) 1/2 ,
1:1/3=1/1*3/1=3/1
1:4/6=1/1*6/4=3/2
b) 2:1=2/1*1/1=2/1
1/3:1=1/3*1/1= 1/3
4/6:1=4/6*1/1=2/3
c) 2/3:5/6=2/3*6/5=4/5
5/4:3/4=5/4*4/3=5/3
8/9:4/3=8/9*3/4=2/3
12/5:6/6/12=12/5*12/6=24/5
25/35:4/63=25/35*63/4=45/4
d) 2si 1/4:5/8= 9/8*8/5=9/5
3 si 2/5 :7/10= 17/5*10/7=34/7
2/9:1 si 1/2 =2/9*2/3=4/27
5/6:2 si 2/3=5/6*3/8=5/16
1/4:2 si 3/8=1/4*8/19=2/19
