The bigger the number in the denominator (bottom number of the fraction) is, the more it is split up, meaning that it is smaller.
2/8
2/6
2/3
To check this, lets put it all over the same denominator. Let's try 24.
2x3/8x3 = 6/24
2x4/6x4= 8/24
2x8/3x8= 16/24
Hope this helps!
