RappTech B.V. releases updated Operator - Simple Math Game for Clever Minds 1.5.1, an update to their unique multiplayer puzzle game developed for iOS devices. Operator is easy to understand. Players try to maximize their score by choosing operators that achieve the highest total on a grid. At the same time, they must minimize their opponent's score. Players can start by searching for a friend to play against, or they can have the app choose a random opponent. Version 1.5.1 sports an updated UI. Operator - Simple Math Game for Clever Minds 1.5.1 is Free and can be downloaded from iTunes.