Percentage could be for whole state, not the county. Most of these presentation tables suck pond water, and yes, many contain obvious math errors. News people prepare them, meant to confuse and manipulate, not illuminate and teach.
No eggs and beans? Have a pickled hard-boiled at your earliest.
IIRC, fraud allegations can be made at any time in the process. It's the one claim that quickly moves the case into court, out of canvassing hands.