Prognosis Of Failure In School Math It is obvious that for success in school mathematics it is necessary to master elementary mental computational skills at first – addition and subtraction within the limits of 20, multiplication and division within the limits of 100... Author: Victor Guskov - Category: Education Rating:
Diagnosis Of A Level Of Simple Mental Computational Skills If you are worried about the future of the school mathematical education or about concrete pupil’s lack of success in math, then do not hasten to think that the problem of elementary mental computational skills is insignificant or trivial... Author: Victor Guskov - Category: Education