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Everyone

Kyunghyun Park

Lollipop

How many times a day do you unlock?
On average, 100 times a day.

When unlocking, try easy mental arithmetic.
It helps your brain develop with 100 mental arithmetic a day.
Keep your brain healthy with the first-screen mental arithmetic habit.

[Major Functions]
- When unlocking, first screen mental arithmetic
- Provide the calculation of the rules (Addition, subtraction, division, multiplication)
- The level of difficulty will be adjusted automatically according to the user's level.
- Mental arithmetic tips


Mental Arithmetic: Mathematical Brain Development

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Mental Arithmetic: Mathematical Brain Development

Latest Version of Mental Arithmetic: Mathematical Brain Development