Click on the flashcard to
begin the game. Subtract to solve the problem shown.
Type in your answer, then press enter to see the next
problem. Race against the clock and try to solve as many
problems as you can in 2 minutes! The game will
automatically stop at the end of 2 minutes.
games require more memory and a newer browser. If game
does not load, try updating your browser to the latest
version. This game takes a few seconds to load.