Total Sales = SUMX( 
    Sales, 
    Sales[Quantity] * Sales[Unit Price] 
) + 0

Total Costs = SUMX( 
    Sales, 
    Sales[Quantity] * Sales[Unit Cost] 
) + 0

Canada Sales = CALCULATE( 
    [Total Sales], 
    FILTER( Sales, Sales[Country] = "Canada" ) 
) + 0

US Sales = CALCULATE( 
    [Total Sales], 
    FILTER( Sales, Sales[Country] = "United States" ) 
) + 0

Current Year Sales = 
VAR _YearOffset =
    SELECTEDVALUE( Dates[CurrYearOffset] )
VAR _Result =
    CALCULATE(
        [Total Sales],
        FILTER( ALL( Dates ), Dates[CurrYearOffset] = _YearOffset )
    ) + 0
RETURN
    _Result

Previous Year Sales = 
VAR _YearOffset =
    SELECTEDVALUE( Dates[CurrYearOffset] ) - 1
VAR _Result =
    CALCULATE(
        [Total Sales],
        FILTER( ALL( Dates ), Dates[CurrYearOffset] = _YearOffset )
    ) + 0
RETURN
    _Result

Current Quarter Sales = 
VAR _QuarterOffset =
    SELECTEDVALUE( Dates[CurrQuarterOffset] )
VAR _Result =
    CALCULATE(
        [Total Sales],
        FILTER( ALL( Dates ), Dates[CurrQuarterOffset] = _QuarterOffset )
    ) + 0
RETURN
    _Result
	
Previous Quarter Sales = 
VAR _QuarterOffset =
    SELECTEDVALUE( Dates[CurrQuarterOffset] ) - 1
VAR _Result =
    CALCULATE(
        [Total Sales],
        FILTER( ALL( Dates ), Dates[CurrQuarterOffset] = _QuarterOffset )
    ) + 0
RETURN
    _Result

Blue Sales = CALCULATE(
    [Total Sales],
    REMOVEFILTERS(),
    FILTER( ALL( Sales ), Sales[Colour] = "Blue" )
) + 0

Red Sales = CALCULATE(
    [Total Sales],
    REMOVEFILTERS(),
    FILTER( ALL( Sales ), Sales[Colour] = "Red" )
) + 0

2007 Sales = CALCULATE(
    [Total Sales],
    REMOVEFILTERS(),
    FILTER( ALL( Dates ), Dates[Year] = 2007 )
) + 0

2008 Sales = CALCULATE(
    [Total Sales],
    REMOVEFILTERS(),
    FILTER( ALL( Dates ), Dates[Year] = 2008 )
) + 0

2009 Sales = CALCULATE(
    [Total Sales],
    REMOVEFILTERS(),
    FILTER( ALL( Dates ), Dates[Year] = 2009 )
) + 0

Weekday Sales = CALCULATE( 
    [Total Sales], 
    FILTER( Dates, Dates[Day Type] = "Weekday" ) 
) + 0

Weekend Sales = CALCULATE( 
    [Total Sales], 
    FILTER( Dates, Dates[Day Type] = "Weekend" ) 
) + 0