The program is designed to study the addition and subtraction of two decimals only visually without words.
Three methods of teaching are used: 1.
independently - the student, 2.
program - the teacher, 3.
together with the program - the teacher and the student.
All actions in the program occur without words, intuitively clear and understandable.
In the process of solving problems and when entering data, hints are used to help.
https://andro.io/app/plusminusdecn
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Android app profile
VA DECIMAL PLUS MINUS for Android – Latest Version & Features
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