1, addition and subtraction of integers: this part mainly explains the rules of addition and subtraction of integers, including addition of the same symbol and subtraction of different symbols. Through examples and exercises, let students master the operation method of integer addition and subtraction. Multiplication and division of rational numbers, this part mainly explains the multiplication and division rules of rational numbers, including multiplication with the same sign and division with different signs.
2. One-dimensional linear equation: This part mainly explains the concept, solution and application of one-dimensional linear equation. Through examples and exercises, students can master the solution and application of linear equations. For the understanding of geometric figures, this part mainly explains the basic concepts of geometric figures, such as points, lines and surfaces. , and common geometry.
3. Data collection and collation: This part mainly explains how to collect and collate data, including investigation, statistics and tabulation. Through examples and exercises, students can master the methods of data collection and arrangement. The probability is preliminary. This part mainly explains the basic concepts of probability, such as random events, sample space, frequency and so on.
Three elements of learning mathematics
1, understanding is the basis of learning mathematics. Mathematics is a very logical subject, which requires students to have certain abstract thinking ability and logical thinking ability. In the process of learning mathematics, students need to understand the meaning and derivation of mathematical concepts, theorems and formulas by reading textbooks and listening to explanations. Only by truly understanding mathematical knowledge can we use it flexibly in the process of solving problems.
2. Practice is an important means to consolidate mathematical knowledge. Mathematics is a subject that needs repeated practice. Only through a lot of practice can we master all kinds of problem-solving methods and skills skillfully. Students can practice by doing exercises and taking part in math competitions. In practice, students should pay attention to summing up experiences and lessons, find their own shortcomings, and make timely supplements and improvements.
3. Application is the ability to apply mathematical knowledge to practical problems. Mathematics is not only a theoretical discipline, but also a highly practical discipline. Students need to learn to apply what they have learned in mathematics to real-life problems and solve practical problems. By applying mathematical knowledge, students can cultivate their innovative thinking and problem-solving ability.