The book of Genesis account overlaps chronologically with the Book of Abraham and also has several JST passages. The Book of Moses and other JST passages and the Book of Abraham add many insights into the Genesis accounts.
What’s the point?
When studying the differences of these several accounts, we can learn certain doctrines and historical details that were lost and were necessary to have restored. We also gain more insight into the Creation story and stories of the early Biblical Patriarchs. Studying the harmony accounts teaches us the significance and necessity of Latter-day Revelation.
Here I have made a chart that aligns verses in the several accounts, showing where they are similar and where they are different. Also I have a document actually containing the text of the accounts side by side.