Step 1 outlines how to calculate a student's GPA based on their scores in different subjects. It provides tables that assign point values from 0 to 4.4 for different score ranges in Chinese, English, math, history, geography, and science. It also lists the number of credits assigned to each subject. The document encourages the student to enter their current GPA, expected midterm GPA, actual midterm GPA, and expresses hope that they will achieve high scores.