How do I add a specific field response to a "Page", Thanks

How do I add a specific field response to a "Page", Thanks

I don't think this should be to tough but I seem to be missing something.

Would like to add an intelligent specific single response within a page.

Similar to the count function on badge. But with other single line info.

But to take it a step further. Lets say I want to show how many days since something was done last.  What would be the most straightforward way to do that.

Imagine it looks like this
3 column table

Button |   (Intelligent response)  |  Button