What have you learned respectively?

Chapter 1 Rational Numbers?

1. 1 positive and negative numbers?

Read and think about the allowable error of processing with positive and negative numbers?

1.2 rational number?

1.3 addition and subtraction of rational numbers?

Experiment, explore, fill in the Rubik's cube?

Reading and Thinking: Did China people first use negative numbers?

Multiplication and division of rational number 1.4?

Observe and think about the mathematical truth in flop?

Power of 65438 +0.5 rational number?

Math activities?

Summary?

Review questions 1?

Chapter II Addition and subtraction of algebraic expressions?

2. 1 algebraic expression?

Read and think about the dialogue between the number 1 and the letter x?

2.2 Addition and subtraction of algebraic expressions?

Information technology application spreadsheet and data calculation?

Math activities?

Summary?

Review question 2?

Chapter 3 One-variable linear equation?

3. 1 From formula to equation?

Reading and Thinking about the History of "Equation"

3.2 Solving a linear equation with one variable (1)-merging similar terms and shift terms?

Experiment and exploration of infinite cycle decimal fraction?

3.3 Solve the one-dimensional linear equation (2)-Remove the brackets and denominator?

3.4 Practical problems and linear equations?

Math activities?

Summary?

Review question 3?

Chapter four: Preliminary understanding of graphics?

4. 1 color graphics?

Reading and thinking about the origin of geometry?

4.2 Lines, rays and line segments?

Measurement of reading and thinking length?

4.3 jiao?

4.4 This topic is to study the design and manufacture of cuboid packaging carton.