[SIZE=1]let
Source = Excel.CurrentWorkbook(){[Name="Table2"]}[Content],
#"Transposed Table" = Table.Transpose(Source),
#"Changed Type" = Table.TransformColumnTypes(#"Transposed Table",{{"Column1", type text}}),
#"Filtered Rows" = Table.SelectRows(#"Changed Type", each Text.Contains([Column1], "v")),
#"Removed Other Columns" = Table.SelectColumns(#"Filtered Rows",{"Column1"}),
#"Replaced Value" = Table.ReplaceValue(#"Removed Other Columns","v","",Replacer.ReplaceText,{"Column1"}),
#"Changed Type2" = Table.TransformColumnTypes(#"Replaced Value",{{"Column1", Int64.Type}}),
#"Transposed Table1" = Table.Transpose(#"Changed Type2"),
#"Inserted Sum" = Table.AddColumn(#"Transposed Table1", "Addition", each List.Sum({[Column1], [Column2], [Column3]}), type number),
#"Added Suffix" = Table.TransformColumns(#"Inserted Sum", {{"Addition", each Text.From(_, "en-GB") & "v", type text}}),
#"Removed Other Columns1" = Table.SelectColumns(#"Added Suffix",{"Addition"})
in
#"Removed Other Columns1"[/SIZE]