CREATE TABLE table_203_163 (id DECIMAL, "year" DECIMAL, "total" DECIMAL, "serbs" TEXT, "hungarians" TEXT, "germans" TEXT, "romanians" TEXT, "slovaks" TEXT)

how many more hungarians lived in the serbian banat region than romanians in 1910 ?
SELECT "hungarians" - "romanians" FROM table_203_163 WHERE "year" = 1910
SELECT "hungarians" - "romanians" FROM "table_203_163" WHERE "year" = 1910