Given:
Dividing a number by 2 always results in a smaller number.
To find:
The counterexample to the given claim.
Solution:
If 0 is divided by is divided by any non-zero real number
, then
Let us consider the unknown number be 0. Then dividing a number by 2, we get
Here, the result is not a smaller number because
.
Therefore, the counterexample to the given claim is "Dividing 0 by 2".