The first volume of the seventh grade mathematics catalogue of the People's Education Press.

First of all, I tell you that the first floor is wrong, and I have books to prove it.

Rational Numbers in Chapter 1 of Directory

1. 1 positive and negative numbers

1.2 rational number

Addition and subtraction of rational number 1.3

Multiplication and division of rational number 1.4

1.5 power of rational number

Chapter II One-variable Linear Equation

2. 1 From Formula to Equation

2.2 Starting from the Ancient Algebra Books-Discussion on the Linear Equation of One Variable (1)

2.3 From the "problem of buying cloth"-the discussion of the linear equation of one yuan (2)

2.4 Re-explore practical problems and linear equations of one variable.

The third chapter is the preliminary understanding of graphics.

3. 1 color graphics

3.2 Lines, rays and line segments

3.3 Angle measurement

3.4 Angle comparison and operation

Chapter IV Data Collection and Arrangement

4. 1 What kind of animals do students like best-an example of comprehensive investigation

4.2 primary and secondary school students' eyesight survey-taking sampling survey as an example

4.3 Project Learning-Investigating "How Do You Dispose of Waste Batteries"

Alas ~ my mobile phone, hehe, I wish you a happy study!

I'm sure mine is right. My book was first published in June 2004.