Basic Definitions Relating to Numbers
 A Number is a quantity.
 A Numeral is a symbol that represents a number.
 Natural Numbers are the normal whole numbers used for counting and ordering.
 A Cardinal Number is a natural number used for counting (e.g. 1, 2, 3 ...).
 An Ordinal Number is a natural number used for ordering (e.g. 1st, 2nd, 3rd, ...).
 A Whole Number is a number that is not a fractional number.
 Positive Integers are the counting numbers or natural numbers (i.e. 1, 2, 3, ...).
 Negative Integers are the whole numbers less than zero (i.e. 1, 2, 3, ...).
 Nonnegative Integers are the positive integers and zero (i.e. 0, 1, 2, 3, ...).
 Integers are the positive and negative whole numbers (i.e. ..., 3, 2, 1, 0, 1, 2, 3, ...).

