Many parents with kids in elementary school feel confident in their kids arithmetic however you may only be sure of this, when calculations become second nature. Talking about column calculations this means that child knows how to add or subtract numbers regardless of amount of digits in them and is able to give answers spending no more than few seconds per column.
This application has been originally developed by MyIntelligentKids and it is included in the Educational category. The most recent update of Column Addition & Subtraction was launched on Feb 25, 2014 and the app was downloaded by over 10K users. The tool was rated 4 on Google Play.
Take into account the important moment: advertisements are a part of this application and it provides in-app purchases. Download the .apk installer of Column Addition & Subtraction 1.0.2 that is available for free and take a look at users' reviews on Droid Informer. The file size is 761 KB and the app is designed for Android 2.3.3 and higher. According to the antivirus report, the app doesn't contain viruses or any kind of malware.