Help me, math.

[Abby]

Hi, I want to install a new parameter like this:
A = B-C (mathematical expression)
B, C are known numbers.
So how do I find the number A?
Thanks.

[Fox]

@phamtracanh said in Help me, math.:

Hi, I want to install a new parameter like this:
A = B-C (mathematical expression)
B, C are known numbers.
So how do I find the number A?
Thanks.

[Abby]

@Fox Thank you very much.