Whole numbers start at \(0\) and count upward. They are \(0\), \(1\), \(2\), \(3\), \(4\), \(5\)…
Integers are all the whole numbers and their negative counterparts. So, they are …\(-5\), \(-4\), \(-3\), \(-2\), \(-1\), \(0\), \(1\), \(2\), \(3\), \(4\), \(5\)…
Thus, \(-2\) is in fact an integer.