What this game measures
How fast your mental calculator runs in 60 seconds. Wrong answers don't stop you, so you balance speed and accuracy. What's the average? How to get faster? See read more on arithmetic speed.
Arithmetic Speed
60 seconds — how fast does your mental calculator run? Don't stop when you get one wrong.
← All gamesSolve as many as you can in 60s!
Addition, subtraction, and multiplication problems appear in sequence. The game continues even if you get one wrong. Press Enter to submit.
On desktop, use to start and submit
How fast your mental calculator runs in 60 seconds. Wrong answers don't stop you, so you balance speed and accuracy. What's the average? How to get faster? See read more on arithmetic speed.