Or would have been if you were single.DepreciationReal estate investors get to subtract an additional deduction: depreciation of their properties.

Start by learning the flip math on paper, not YouTube: find three recent sales, back into ARV, subtract buy, rehab, holds, and sell costs to see your true margin.

Subtract the fix up costs from the sold prices and that's about where you price it. 

Then subtract your existing debt.3.

Mortgage Delinquency vs US is the difference between the percent of homes that are 30 to 90 days delinquent on mortgage subtracted from the percent of homes in delinquency nationwide...

If you subtract the value of homes without an ADU from the value with an ADU you obtain an average valuation of ADUs for your city.

Let's say it is $2500/month.Next look at duplex mortgage and subtract out the rent. 

Before you buy a property, figure out what it would sell for 6 months from now, all fixed up, subtract cost of sales, taxes, carrying costs, time, concessions, contractors who don't show and so on.

Does replacing the lawn in the backyard with synthetic turf add or subtract value in this market? 

The new loan will subtract against the cash flow.