expert SUBTRACTION app for iPhone and iPad

4.0 ( 2260 ratings )

Reference Education
Developer: Daniel McElholum

0.99 USD

Current version: 1.0, last update: 7 years ago
First release : 22 Jun 2012
App size: 500.25 Kb

The activity rapidly raises skill level, bringing confidence and success. It delivers the full solution for every calculation. This is presented 1-step at a time. A subtraction game is included to help improve calculating speed.