On 17 Jan 2014 14:10, "RussellMc" wrote: > > Playing sheet - rough - was not drawn with show & tell in mind :-) - > > > http://bit.ly/zzz_GraphicalMethod > Ok - many thanks for the sketch - my problem was not seeing the correct vertical columns on my scribble. Much less useful when digits 7 and nine involved. My tables were never very good in that area. George Smith --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .