разница:=
AVERAGEX (
    VALUES ( 'data_2'[номер магазина] );
    VAR planDate =
        CALCULATE ( MIN ( 'data_2'[Дата запуска] ); 'data_2'[ВО] = "План" )
    VAR factDate =
        CALCULATE ( MIN ( 'data_2'[Дата запуска] ); 'data_2'[ВО] = "Факт/Ожид" )
    VAR diff =
        IF ( NOT ISBLANK ( planDate ) && NOT ISBLANK ( factDate ); planDate - factDate )
    RETURN
        diff
)

let
  data      = Excel.CurrentWorkbook(){[ Name = "Таблица1" ]}[Content],
  transform = Table.TransformColumns ( data, { { "Вид", ( x ) => if x is number then null else x, type text } } )
in
  transform

Накопление расхождения =
VAR curDate =
    MAX ( 'Календарь'[Date] )
VAR result =
    CALCULATE (
        [Расхождение в инкассации],
        ALL ( 'Календарь' ),
        'Календарь'[Date] <= curDate
    )
RETURN
    result

=DIVIDE (
   SUM ( 'Зарплатные ведомости'[Зарплата на руки] );
   CALCULATE ( 
      SUM ( 'Зарплатные ведомости'[Зарплата на руки] );
      ALLSELECTED ( 'Зарплатные ведомости'[Код региона] )
   )
)

let
  wb = Excel.Workbook ( File.Contents ( "C:\Users\surke\Downloads\источник.xlsx" ) ),
  sh = wb{[ Item = "Лист1", Kind = "Sheet" ]}[Data],
  promHeads = Table.PromoteHeaders ( sh, [ PromoteAllScalars = true ] ),
  recs = List.Buffer ( Table.ToRecords ( promHeads ) ),
  gen = List.Generate (
    () => [ i = 0, count_accum = recs{i}[Количество страниц в документе] ],
    each [i] < List.Count ( recs ),
    each [ i = [i] + 1, count_accum = [count_accum] + recs{i}[Количество страниц в документе] ],
    each Record.AddField ( recs{[i]}, "Количество", [count_accum] )
  ),
  toTbl = Table.FromRecords ( gen )
in
  toTbl