the number of presidential electors in each state is determined by adding
In other words, voters choose the electors, and the electors choose the President. Each state gets votes in the electoral college. The number of votes allotted to each state is determined by adding up all the members of the United States Congress who are elected from that state. For example, Maine has two U.S. Senators and two U.S. Representatives, for a total of four members of Congress.