Insulation for exposed cantilevered floor

I’m building a guest bedroom/office above a new workshop/garage. The floor of the room is exposed. The exposed portion is above the deck in the attached image. I’m trying to… I’m building a guest bedroom/office above a new workshop/garage. The floor of the room is exposed. The exposed portion is above the deck in the attached image. I’m trying to…Read MoreGreenBuildingAdvisor