Answer and step-by-step explanation:
*Counting numbers are whole numbers that is used in counting things. They are not fractions nor decimals. The number 0 is not included because you cannot count "0".
*When we count we all start with 1 then so on.
*Counting numbers are infinite.
To make the set of all counting numbers, use brackets { } and the infinite sign (...).
The set of all counting numbers is {1, 2, 3, 4, 5, ...}.
