20 - Tozero app for iPhone and iPad

4.3 ( 4773 ratings )

Games Education Educational Puzzle
Developer: Nguyen Hoan

Free

Current version: 1.0, last update: 8 years ago
First release : 01 Feb 2016
App size: 35.3 Mb

2 0 - Tozero - to zero.
Mean that every number combine to be zero.
Rule: Combine a tile and it nearby tile by this formula: | a - b | = c
Continue combine tile to tile until all value come to zero.

It could be a very diffucult. Try your best without in-game help.