Cálculo Mental Flash (Anzan)

"Enjoy learning! Flash mental arithmetic app for kids to adults"

Boost your calculation skills with flash mental arithmetic!

Numbers flash on the screen briefly, training your quick thinking and concentration.

■Recommended for:

- Children aiming for soroban (abacus) certification

- School math test preparation

- Adults looking for brain training and speed calculation

■Features:

- Finely tuned difficulty levels (digits × number of flashes × display time) for optimal skill development

- Global ranking system

- Create classroom rankings for friendly competition!

- No personal information required, no account registration needed for safe use

- Supports Japanese, English, German, Spanish, French, Italian, Korean, and Chinese

■Ease of use:

- Simple and intuitive interface, easy for children to use