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| H (Match allé) | FK Mačva Šabac | - | Mladost Lučani | 1:1 (1:1) | ||
| R (match retour) | Mladost Lučani | - | FK Mačva Šabac | 4:0 (2:0) | ||
| H (Match allé): 18.04.2018 16:00 | R (match retour): 09.05.2018 17:30 | vainqueur: Mladost Lučani | ||||
| H (Match allé) | FK Čukarički | - | Partizan | 4:2 (2:2) | ||
| R (match retour) | Partizan | - | FK Čukarički | 2:0 (0:0) | ||
| H (Match allé): 18.04.2018 18:30 | R (match retour): 09.05.2018 20:00 | vainqueur: Partizan | ||||
