Mitt Romney’s prize of 212 delegates out of the Super Tuesday primaries and caucuses still leaves him less than halfway to the 1,144 delegates he needs to lock up the GOP presidential nomination. But the delegate math is even more daunting for his challengers.

Romney has won 56% of the delegates awarded so far, and needs to garner 47% of the remaining delegates to reach the magic number, according to a USA TODAY analysis of delegate counts provided by the Associated Press