How do I calculate only once for two freight invoices. How do I multiply the total weight to freight and then divided by the total number of pieces and then dividing it by the number of all the pieces.
I count just once for two transport invoice. I multiply the total weight of the freight, then divide by the total number of slices, then divide it by the total number of pieces.
I calculated only once for the two transport invoice. I multiply the total weight with shipping and then divided by the number of all the pieces, and then divide it by the number of pieces in all.