Calculus

Play Calculus, a free online arithmetic game. Solve addition, subtraction, multiplication and division against the clock; streaks of correct answers add bonus points.

Time 60
Score 0
Streak 0
Best -
Press Start

How to play

How it works: Solve each arithmetic prompt before the clock expires. Correct answers build a streak, so keep your mental calculation moving.

Score and best result: Each correct sum adds points; consecutive answers unlock streak bonuses. Your best result is your highest score for the selected level.