CREATE TABLE table_name_46 (wkts NUMBER, ovrs VARCHAR2, econ VARCHAR2)

what is the sum of the wkts when the ovrs were bigger than 2 and econ was bigger than 7.84?
SELECT SUM(wkts) FROM table_name_46 WHERE ovrs > 2 AND econ > 7.84
SELECT SUM("wkts") FROM "table_name_46" WHERE "econ" > 7.84 AND "ovrs" > 2