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About the application:

The application will teach you how to do a long addition. The application is smart: it tries to understand your mistakes and give you appropriate indications. The long addition is a fundamental concept of math. It is the basis of all the skills in arithmetics and in math in general. The application proposes two modes: training and learning. In learning mode, the application shows you how to do the addition step by step. Each step of the math exercise is explained and detailed. You can select the numbers, or allow the application randomly select the addition to do. In training mode, you do the long addition step by step by yourself. The application detects the mistakes, such as forgetting the carry. It gives you indications if you need all along math exercises. A few levels are possible for math exercises. The simple level proposes easy numbers, without carry for the early learning of long addition. The following levels proposes more and more difficult exercises. It may assist dyscalculic people. The application computes a score from time and mistakes during the long addition. Note: The application uses vocal synthesis (it speaks) to create comment during math exercises. On some devices, it will propose to you to install upgrades of vocal synthesis if you wish to receive better diction quality.