va rog frumos ajutatima este urgentt!
![Va Rog Frumos Ajutatima Este Urgentt class=](https://ro-static.z-dn.net/files/d88/5278edf6592f5861a9f3c212a5ccfc1f.jpg)
Răspuns:
2/7-(-3/4):7/8=
2/7+3/4:7/8=
2/7+3/4·8/7=
2/7+(24/28)⁽⁴=
2/7+6/7=8/7