A manual is prepared in accordance with the requirements of ФГОС for initial school and can be used with any of operating textbooks on mathematics for a 4th class.Occupying on a book, students will continue to practice in the decision of examples within the limits of 1000, and also will master bit composition of the multiple-valued numbers and arithmetic actions with them (addition and deduction, multiplying and dividing by a two-digit and three-digit number), will engage by the decision of new types of tasks, will execute exercise with units (length, area, mass, time) and geometrical figures (diagonals and corners of polygons).After every division of дана there is verification work allowing to understand, as far as a theme (is firmly mastered studying or adult paints out an asterisk a certain color: green - I managed with all tasks, yellow - I think that managed well, red - to me it was difficult to answer questions), and in time to remove present vacancies in knowledge.It is addressed by studying, to the parents and teachers for fixing and control of knowledge.