Your objective
Answer as many addition and subtraction statements as possible before one mistake or timeout ends the run.
Standalone · quiz-trivia
A rapid arithmetic quiz where every equation must be judged true or false.

Reviewed game guides
Answer as many addition and subtraction statements as possible before one mistake or timeout ends the run.
Click or tap the True or False answer beneath each equation.
Check the sign and any negative number before calculating; the short timer rewards a consistent method.
Young learners practicing mental arithmetic and quick number recognition.
Evidence
Descriptions are independently summarized from the references below. Availability can change.