The Instructions page provides information on how to use RouletteBET® calculator...

Screen #1 allows users to select their currency and place their bets...

Screen #1 Bets have been placed.

Screen #2 allows users to place the Marker on a desired number...

Screen #2: The Marker is placed on the desired number, the user then presses Calculate...

Screen #3 provides the user with an answer that reflects the Sum of Winnings.