x y First we look at how far ACROSS the grid the point is, this is on the horizontal axis. Then we look at how far up the point is, this is on the vertical axis. HORIZONTAL VERTICALVERTICAL
x y We write the numbers with the horizontal number first: We separate the numbers with a comma. HORIZONTAL VERTICALVERTICAL
x y We put brackets around the co- ordinates. VERTICALVERTICAL HORIZONTAL
VERTICALVERTICAL HORIZONTAL