👤

va rog ma puteti ajuta ,va multumesc ​

Va Rog Ma Puteti Ajuta Va Multumesc class=

Răspuns :

Răspuns:

Explicație pas cu pas:

1/2+3/4-1/5=10/20+15/20-7/20=25/20-7/20=18/20=9/10

4/5-3/4+1/2=16/20-15/20+10/20=1/20+10/20=11/20

1/3+3/2-1/6=2/6+9/6-1/6=11/6-1/6=10/6=5/3

5/2+3/4-1/12=30/12+9/12-1/12=39/12-1/12=38/12=19/6

1/2-2/5+1/3=15/30-12/30+10/30=3/30+10/30=13/30