Question

subtraction of whole number is ​

Answer 1

Answer:

Set Definition for Subtraction of Whole Numbers: Let a = n(A) and b = n(B) where sets A and B are two finite sets such that B ⊆ A. Then a – b = n(A – B). The result a – b is called the difference. The a is called the minuend and the b is called the subtrahend.