Adding relative values

I searched by topic and did not find it. How do I add a relative value to a float variable? Set float sets the value, I need to add relative for example 5.

What exactly do you mean by “add a relative value”?

Also, what is “example 5”?

Probably something along those lines:

The question is vague, agreed.

The problem I think is in translation from one language to English

I think this is what I need, I will
check now

thats done, correct, thanks!