CREATE TABLE table_203_368 (id DECIMAL, "date" TEXT, "opponent" TEXT, "venue" TEXT, "result" TEXT)

what was the difference in points in the game on october 30th against bury ?
SELECT "result" - "result" FROM table_203_368 WHERE "opponent" = 'bury'
SELECT "result" - "result" FROM "table_203_368" WHERE "opponent" = 'bury'