Zetamac
a fast paced arithmetic game. correctly solve to automatically advance to the next. the average score is 25, can you do better?
Normal mode
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Recent games
q/s over time
highest q/s per day · default 120-second games
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Normal
Multiplayer
q/s over time
highest q/s per day · default 120-second games
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Questions per day
Recent games
Slowest questions
Skills
No practice data yet — practice mode’s diagnostic maps your speed and accuracy by operation and digit size.
Practice
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practice mode, practice what you get stuck on. sign in to access.
First, a quick diagnostic: four 45-second games, one per operation, each mixing 1-, 2-, and 3-digit problems. It maps your baseline so practice knows which kind of question to start on.
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Skills
Session recap
Multiplayer
create a room up to eight. everyone gets the same set of problems. once everyone in the lobby is ready the game will start.
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Create a room
operations, ranges & duration
Range: ( to ) + ( to )
Addition problems in reverse.
Range: ( to ) × ( to )
Multiplication problems in reverse.
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Live games
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Final
This match
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