Hello @Anil Kumar Thank you for posting your question on the Microsoft Q&A platform. Happy to help!
From the details in your post, I see that you are looking for information to get RI savings report. You can refer to the documentation here - https://learn.microsoft.com/en-us/azure/cost-management-billing/reservations/calculate-ea-reservations-savings talks about how to calculate RI savings.
Hope this helps!