This math app can be used to teach and study the column addition method. The app is easy to use and it has an intuitive interactive interface with customizable colors and other settings. The user can solve random or custom addition problems with small and large numbers. The number of digits in the numbers can be set. The column addition method is also known as columnar addition, long addition or longhand addition. Review by funeducationalapps.com: "iDevBooks educational math apps make math enjoyable and entertaining. One of my sons was struggling with math and I must say the use of iDevBoo
Column Addition is a free educational mobile app By Esa Helttula.It helps students practice the following standards .
Developer URL: http://www.idevbooks.com
Software Version: 6.1
Release Date: 2009-11-17T00:53:55Z