2 example sentences using minuend.
Minuend used in a sentence
Minuend in a sentence as a noun
Also, minuend and subtrahend are the standard terms.
It's interesting that the poster knows "subtrahend" and "minuend" and fully explains the algorithm, but can't solve the pre-algebra problem that shows that it is accurate.
Minuend definitions
noun
the number from which the subtrahend is subtracted