Systematic course of arithmetic. Kiselev A.P.

The attention of readers is proposed to the book of an outstanding domestic teacher and mathematician A. I. Kiselev, which contains a systematic course of arithmetic.

The book includes seven sections. The first section is devoted to the consideration of abstract integers. Different systems of number, basic arithmetic operations are described; The concept of formula is determined. The second section talks about the divisibility of numbers. Signs of divisibility are listed, the decomposition of the constituent number into simple multipliers and the presence of dividers of the constituent number is considered. Section Third is dedicated to measuring the values ​​and considers the metric system of measures. The fourth section of the book introduces the reader to ordinary fractions. The reduction of fractions is considered, they bring them to the general smallest denominator; The actions on fractional numbers are described. The fifth section describes decimal fractions, their main properties and actions over them. The appeal of ordinary fractions in decimal and periodic - in ordinary ones is considered. In the sixth section, the concepts of relations and proportions, the properties of proportions are highlighted. Finally, in the seventh section of the book, the analysis of some typical tasks is presented.

This edition is the last version of the publication of the famous arithmetic course A. I. Kiselev, who was reprinted in Russia about 40 times as in pre -revolutionary and so, so And in post -revolutionary times.

The book will be useful to students of junior universities, applicants in preparation for entrance exams, teachers of mathematical disciplines, as well as to everyone who wants to refresh their knowledge in the field of mathematics.