Brain training called Flash Anzan.
You add all numbers popping up one after another.
In Flash Anzan, numbers are flashed consecutively on a screen. Each number is between 1 and 999. The challenge is to add them up.
Brain training called Flash Anzan.
You add all numbers popping up one after another.
In Flash Anzan, numbers are flashed consecutively on a screen. Each number is between 1 and 999. The challenge is to add them up.