Răspuns :
Inmultirea unei fractii(a/b) cu un numar reprezinta inmultirea numarului cu numaratorul(a) si impartirea cu numitorul(b)
(2/3)*915=2*915/3=610
(2/3)*1005=2*1005/3=670
(2/3)*123=2*123/3=82
(2/3)*915=2*915/3=610
(2/3)*1005=2*1005/3=670
(2/3)*123=2*123/3=82