Answer
The set of integers contain whole numbers and their negative counterparts.
Work Step by Step
The set of whole numbers contains the set of counting or natural numbers and zero.
The set is: $\left\{0, 1, 2, 3, ...\right\}$.
The set of integers include the set of whole numbers and their negative counterparts.
The set is $\left\{..., -3, -2, -1, 0, 1, 2, 3\right\}$.