It is of course a reason to make a step-by-line. If the discussion process might not be the correct answer. And as for the new Pan-solving exercises. Proposition that all vary. Which can be applied to work in everyday life.
It was the reason must be step-by-step line If the shortcut the process may not be the correct answer The practice to solve the problem and new. All problems different Which can be made with application to function in everyday life
It is a major reason to use as a step. If the procedural shortcuts may not have the correct answer, and as the training each new allocation for solving different problems, which can be made to work on a daily basis.