CREATE TABLE table_name_55 (wins NUMBER, losses VARCHAR2, goals_against VARCHAR2)

What is the sum of wins and the sum of losses less than 4 for teams larger than 20?
SELECT SUM(wins) FROM table_name_55 WHERE losses < 4 AND goals_against > 20
SELECT SUM("wins") FROM "table_name_55" WHERE "goals_against" > 20 AND "losses" < 4