브레인넘버 : 마이너스, 숫자게임

A simple but fun and brain-building number game.

[How to play]
It is a game that makes the displayed challenge number zero by pressing the numbers listed.
If the challenge number is 100, it is a simple game to make the challenge number 0 by pressing 10, 20, 5, etc. in succession.

[Game effect]
Improving number mental arithmetic skills
dementia prevention
brain brain