For example, draw three trees, then write the words "reading card" on each tree, and then write some words in it, preferably with a horizontal line through the bottom.
Mathematics reading and taking notes
1, circled notes: When reading a book, you can draw lines or make various symbols in the key, difficult and wonderful places of the book at any time. Some intensive reading books can also be distinguished by different color stroke lines.
2. Comment notes: Comment notes should not only be extracted, but also write opinions and comments on these points, and write opinions or experiences on mathematical knowledge. You can also combine the main points of the full text in the form of summary and write down the main contents.