How to draw mathematics in unit 1235 of the first volume of grade four

Mind mapping is made as follows:

1. Baidu Brain Map Baidu Brain Map is a tool for making mind maps online on the web. You can directly open Baidu brain map online production, and you can directly save and download it after the production is completed.

2. Open the homepage of Baidu Brain Map, then click Open and log in with Baidu account.

3. Then log in, and you can directly make mind maps online, which is very convenient.

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