Răspuns :
[84+(630:6x4)-(312:8x2)-298]:(8x864:108)
[84+(105x4)-(39x2)-298]:(8x8)
[84+420-78-298]:64
[504-78-298]:64
[426-298]:64
128:64
2
[84+(105x4)-(39x2)-298]:(8x8)
[84+420-78-298]:64
[504-78-298]:64
[426-298]:64
128:64
2