how many people does a full sheet cake serve
12 x 18 inch cut into 2 x 2 inches serves 54 people. Sheet Cake - Full sheet serves 80 to 90 Half Sheet Cake - Half Sheet serves 45 to 50 Maribelle's Party Sheet Cakes Size Servings 1/4 Sheet 25 1/2 Sheet 50 Full Sheet 100 hope these help. good luck and enjoy.