This node allows to perform some mathematical operation between two values. It can be used instead of the Affect node.
In the drop-down list, you can choose the type of value. The following types are supported: Integer, Float, Universe, or Time.
The right connector allows to connect to any parameter of any node.
In the drop-down list, you can choose the type operation. The following operations are supported: [A + B], [A - B], [A * B], [A / B], or [A ^ B].
The input value of operand A.
The input value of operand B.
For more information see How to use the Math node.