It is essentially calculated as the interest rate times the outstanding principal amount of the debt. Interest expense on the income statement represents interest accrued during the period covered by the financial statements, and not the amount of interest paid over that period.
Even though my basement bathroom cost was around $3,700, you could probably do it for just under $2,000 if you really pushed the envelope, maybe even less. I'm not going to sugarcoat the project. From a time perspective it takes awhile if you're doing it by yourself.
How much will you spend? The cost of an addition varies widely depending on the type of room and where you live. But just to give you a sense of how much it might cost, CostHelper.com estimates that adding a bathroom or bedroom could run from $25,000 to $50,000.A bedroom could easily cost just as much.A large room, such as a family room, could run as high as $100,000.ow much will you spend? The cost of an addition varies widely depending on the type of room and where you live. But just to give you a sense of how much it might cost, CostHelper.com estimates that adding a bathroom or bedroom could run from $25,000 to $50,000.