1.
large number
2.
angle
3.
Multiplication and division
4.
Movement of plane figures
5.
bar graph
6.
Find the rule

① You can check the content related to this unit among the content learned in previous grades or units.
② You can improve your skills by learning the main contents of the textbook and practicing them repeatedly.
③ You can comprehensively evaluate the learning content of this unit to check your own skills.
④ A diagnostic evaluation is provided to comprehensively evaluate the abilities of each stage and enable progress to the next stage.