Quick mental calculation app for iPhone and iPad

4.8 ( 4288 ratings )

Games Entertainment Action Simulation
Developer: ERX

Free

Current version: 10.3, last update: 5 months ago
First release : 28 Mar 2014
App size: 20.64 Mb

Game to enter within a certain period of time the answer of mental arithmetic calculations will appear on the exam.
Many times in a row you can do correct?
It is a challenge to the rankings!