For addition we normally use the plus sign ("+") and for subtraction we use the minus sign ("+") and subtraction ("–"). But have you ever thought that from where do these symbols came from.

The plus/minus rating is a useful statistic, but it is often overrated. A number of factors -- many of them out of a player's control -- affect a player's rating, which is why you can't take the ...

The plus sign (+) and minus sign (-) can be used as prefix operators. The word NOT and its equivalent symbols are also prefix operators. The following are examples of prefix operators used with ...