The formula converts negative into positive and vice versa, but how can I get all numbers in Col8 to be positive?

=query(UNIQUE(IMPORTRANGE("https://docs.google.com/spreadsheets/d/ddddddddddddsssssssssssssssswwwwwwww/edit";"Sheet1!A1:K"));"select Col1, Col2, Col3, Col4, Col5, Col6, Col7, Col8*-1 where Col2 matches '"&B6&"' label Col8*-1 'Qtd' ")

Here's a copy of the