Doporučení iOS aplikace Reverse one digit addition 2.1

Na serveru Stahuj.cz je zajímavá iOS aplikace:

Reverse one digit addition 2.1

This App "Reverse one digit addition" is one digit addition training App. And this is a search game and speed puzzle game, too. This is the Reverse version of my App "one digit additon". There are 9 questions on nine stages, random 81 questions. ex.) Find '8+4' from '12', Find '3+4' from '7'.

Adresa: https://www.stahuj.cz/hry/reverse-one-digit-addition/