How to Find the Main Idea of a Story.

Try to re-read the story and look back at important parts of the story.

Try to find the moral or lesson of the story. The moral or lesson of the story could help find it.

If you are writing the main idea, you should find the main characters of the story and see what they do. It is important to find these main things, like the setting. Also, try to find the plot it could help organize your writing.