CREATE TABLE table_name_73 (goal_difference INT, goals_against VARCHAR, played VARCHAR)

What is the total goal difference with more than 38 played and more than 47 goals against?
SELECT SUM(goal_difference) FROM table_name_73 WHERE goals_against > 47 AND played > 38
SELECT SUM("goal_difference") FROM "table_name_73" WHERE "goals_against" > 47 AND "played" > 38