CREATE TABLE table_6420 ("Games" FLOAT, "Drawn" FLOAT, "Lost" FLOAT, "Points difference" TEXT, "Points" FLOAT)

What is the points difference associated with more than 3 points and more than 0 losses?
SELECT "Points difference" FROM table_6420 WHERE "Points" > '3' AND "Lost" > '0'
SELECT "Points difference" FROM "table_6420" WHERE "Lost" > '0' AND "Points" > '3'