Am nevoie in 5 minute sa imi spuna cineva rezolvarea la
a) 1/18 + 1/9 + 1/6
b) 7/36 + 1/18 + 4/3
c) 37/18 + 3/4 + 5/6
d) 11/18 + 4/9 + 5/6 + 1/3​