Flormatting a Table including columns, rows

Dear MS Word Communiy Specialist:

I would like to create a Table with a row consisting of 8 columns of varying widths.  I would like to do so from a source Word docx doc into a destination docx doc and trying to maintain the souce Table's column width properties and set each indiv. column cell to leave the max space avail forr text and min. space set for margins?

David C.