A is a number that says how many of something there are, such as one, two, three, four, five. An is a number that tells the position of something in a list, such as 1st, 2nd, 3rd, 4th, 5th etc.

Ordinal Numbers _____ Lesson Six: We use ordinal numbers to talk about the order of things. Synology Cloud Station Windows 10. CARDINAL AND ORDINAL NUMBERS JAMES MURPHY Abstract. This paper will present a brief set-theoretic construction of the natural numbers before discussing in detail the.