Natural numbers can be used for counting: a single apple; two apples are a single apple added to a different apple, 3 apples are a single apple additional to 2 apples, ... The natural figures are used for counting issues, like "you'll find 6 cash about the table", during which https://share.evernote.com/note/c1a29341-55fb-6549-054a-7664564039cf