The elaboration of the present Thesis is done taking into account the new opinion and regulation that came out on the so-called plagiarism of documents in the different Universities of Peru and the world; there are appreciations, theories, applications that we take from certain experience about the problems to study. There are many theories regarding the problem taken in this thesis, since this problem of reading comprehension and mathematical problem solving in the sixth grade of primary education. We can notice in the student of the rural area with more clarity, knowing that for the reading comprehension of a boy or girl of the first grade of the primary level they do not have the capacity of the reading writing until approximately the fourth grade of primary school; that is why as parents of families and teachers we must give great importance to the apprehension of our children and st...