am nevoie urgent dau coroană!!
![Am Nevoie Urgent Dau Coroană class=](https://ro-static.z-dn.net/files/dce/d8cc329e5c2b4e1173395a5e65b150eb.jpg)
h) 18/14-[(33/28-8/28)-(1/56-24/56)]=
18/14-(25/28+23/56)=
18/14-(50/28+23/56)=
72/56-73/56= -1/56