Definition of calculating. 1 : making calculations calculating machine. 2 : marked by prudent analysis or by shrewd consideration of self-interest : scheming.

Although the percentage formula can be written in different forms, it is essentially an algebraic equation involving three values. P × V 1 = V 2. P is the percentage, V 1 is the first value that the percentage will modify, and V 2 is the result of the percentage operating on V 1.

A calculation is a deliberate process that transforms one or more inputs into one or more results.

To calculate means to determine mathematically in the case of a number or amount, or in the case of an abstract problem to deduce the answer using logic, reason or common sense. The English word derives from the Latin calculus, which originally meant a small stone in the gall-bladder (from Latin calx ).