Excuse me, do you want to ask "which version of the class notes in the first volume of fifth grade mathematics is good" The handout version of the first volume of mathematics is as follows:

1, Classroom Notes on the First Volume of Mathematics of People's Education Press: This is a supporting textbook for the fifth grade mathematics of People's Education Press, with prominent focus and comprehensive knowledge points, which is suitable as an auxiliary textbook for students' classroom learning.

2. Notes on the fifth-grade mathematics classroom of Beijing Normal University Edition: This is a fifth-grade mathematics textbook published by Beijing Normal University Press, which is detailed and focused, and is suitable as a reference textbook for students' classroom learning.

3. Southwest Normal University Press, the fifth grade mathematics classroom notes, Volume I: This is a relatively well-known mathematics tutoring textbook, with concise content and comprehensive knowledge points, which is suitable as an auxiliary teaching material for students' classroom learning.