Hello Dear, I'm new in LiveCycle. I developed the model of a receipt, I would like to know how do you calculate the fee after determining its rate. I have two fields: 1) total 2) the total fee calculated in the first field I want to write the price we must suffer the tax, I would like to come out second in the calculated price, in a third area I would like the total (1 + 2 = ) I'm new to LiveCycle, and does not know English well and the software. Please explain me how to do it very easily, because I really need for my work. Thanks!