4 Fours app for iPhone and iPad

4.8 ( 4068 ratings )

Games Puzzle Educational
Developer: Gerardo Mathus

Free

Current version: 1.0.0, last update: 7 years ago
First release : 17 Feb 2015
App size: 961 Kb

Ever heard that math can be fun? 4 Fours is the proof!
4 fours is a fun way to train your arithmetic skills and kill some spare time.
Objective: Using exactly 4 fours and some arithmetic operators to count from 0 to 100. For example:
Number 0= 44 - 44, or (4-4)(4+4), or (4 - 4 - 4 + 4).
Number 26: 4! - 4 + 4 + sqrt(4).

We hope you enjoy 4 Fours!