> For the complete documentation index, see [llms.txt](https://node-docs.ont.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://node-docs.ont.io/event/ontology-4th-anniversary/nft-staking-rules.md).

# NFT Staking Rules

If the total amount of ONG rewards of a certain consensus round is **X**. 

The length of time a certain NFT being staked during this round is **t**. 

And the sum of length of time of every NFT being staked during this round is **T**. 

Then the amount of ONG rewards distributed to this certain NFT would be: **X\*t/T**