The arithmetic is assumed everywhere else on this site. Here it is the subject. Refreshers on the calculations appraisal leans on, the calculator most appraisers carry, and the notation the textbooks use without explaining.
Every symbol the standard texts use without explaining — with its term and a plain-English note, drilled as flashcards, matching, or read straight through as a sortable list.
Open →Given an assignment, name the symbols it needs. Given a set of figures, say what they will and will not support.
Open →Why there is no equals key — with a drawn calculator whose keys light in sequence so you can watch the stack fill. The three percent keys, n and i, and the sign convention.
Open →Six functions of a dollar at two levels, IRV practice, and identifying a cash flow diagram from its shape.
Open →Store a handful of keystrokes once and a conversion you do fifty times a year becomes a single press. Worked through with square feet to acres.
Open →Two sets of keys most appraisers never touch. Turn paired sales into a prediction with a correlation you can judge, and value an uneven income stream with Nj, NPV and IRR.
Open →Decimals and percents, order of operations, and exponents and compounding — with every example drawn from appraisal work.
Open →Cutting irregular footprints and lots into shapes you can measure, the two conversions worth memorizing, and what counts as living area.
Open →Counts whole months between two sale dates, then shows what that figure does to a market conditions adjustment straight-line against compounded.
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