**Natural Numbers**are the ordinary counting numbers 1, 2, 3, ...

There are two conventions for the set of natural numbers: It is either the set of positive integers such as 1, 2, 3, ... according to the traditional definition; or the set of non-negative integers such as 0, 1, 2, ...

The two main purposes of Natural Numbers are: Counting ("there are 6 coins on the table") and ordering/positioning ("this is the 3rd largest city in the country").

Done by Me, Mateen, Boon Bin, Esther and Yu Tao.

ReplyDeleteSo unlike real numbers - natural numbers focus on integers starting from zero

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