A slot machine comprising a display and a controller programmed to execute processing of: (A) variably displaying a plurality of symbols on the display, and then stop-displaying the symbols; (B) determining a prize based on the number of the symbols of each type stop-displayed on the display; (C) determining, when a plurality of prizes are determined in the processing (B), a priority order among the prizes; and (D) displaying sequence numbers on each of the symbols of the type corresponding to the prize determined in the processing (B), in descending order of the priority order determined in the processing (C).