CREATE TABLE table_204_469 (id NUMBER, "coach" CLOB, "years" CLOB, "seasons" NUMBER, "wins" NUMBER, "losses" NUMBER, "ties" NUMBER, "pct" NUMBER)

what is the difference in win pct under fred jordan and chal port ?
SELECT ABS((SELECT "pct" FROM table_204_469 WHERE "coach" = 'fred jordan') - (SELECT "pct" FROM table_204_469 WHERE "coach" = 'chal port'))
SELECT ABS((SELECT "pct" FROM "table_204_469" WHERE "coach" = 'fred jordan') - (SELECT "pct" FROM "table_204_469" WHERE "coach" = 'chal port'))