The cardinality of a group represents the number of objects available in that group.
There are 6 clothes in the cupboard.
4 cars are driving in a lane.
Anusha has 2 dogs and 1 cat as pets in her house.
In the above three examples, the numbers 6, 4, 2 and 1 are the cardinal numbers. So basically it denotes the quantity of something, irrespective of their order. It defines the measure of the size of a set but does not take account of the order.
The set of finite numbers are the natural numbers that define cardinality. Whereas, the set of infinite cardinals describes the size of infinite sets. The cardinals don’t have any fractions or decimals; they have only counting numbers.
Cardinal Numbers in English Cardinal numbers define how many things or people are there. For example:
Five men are standing on a ship.
There are eight fruits kept in a basket.
These numbers are written in English in the same way, and we write numbers in words. For the first 10 numbers, we can write here: