This is called an ordered number pair
order pair
Because otherwise it would not be an "ordered" pair.
A pair of numbers developed by Descartes is called a coordinate pair. It is alphabetical and the horizontal axix is listed first.
When the order in which they are given makes no difference.
Coordinates
This is called an ordered number pair
ordered pair
The pair of numbers are called "coordinates".
Those numbers are called factors. A pair of those is called a factor pair.
order pair
order pair
The pair of numbers are called the coordinates.
The pair of numbers used to locate a point on a grid is called coordinate points.
That is an ordered number pair. It is normally used to specify a location on a graph, the numbers indicating the values of x and y, in that order.
Coordinates
They're called Coordinates