CREATE TABLE table_203_678 (id DECIMAL, "rank" DECIMAL, "wrestler" TEXT, "no. of reigns" DECIMAL, "combined\ defenses" DECIMAL, "combined\ days" DECIMAL)

the difference between the 1 rank defenses and days
SELECT ABS("combined\ndefenses" - "combined\ndays") FROM table_203_678 WHERE "rank" = 1
SELECT ABS("combined\ndefenses" - "combined\ndays") FROM "table_203_678" WHERE "rank" = 1