NUMBER OF THE DAY

Gambling on the Presidential Election, by the Numbers

You can’t legally bet on elections in the U.S. — unless it’s on a site like PredictIt

Photo illustration, source: Grant Faint/The Image Bank/Getty Images

£220 million (or about $284 million). That’s how much money has been wagered on the outcome of the U.S. presidential election on the world’s largest betting exchange, U.K.-based…