When finding out what 2.0000 + 4511 is equal to you must use addition. Since 2.0000 is equal to 2,, your expression will look like the following:
2 + 4511 =
To find this out,, simply add 2 to the last number of 4511. Imagine it as holding up one finger and then putting 2 more fingers up to get 3. This tells us that the answer to your question is 4513.
Let me know if you have any further questions
:)