One could be taking up for the other and get involved
<span>It is the Placenta. It is attached to the wall of the uterus. the umbilical cord also attaches to the Placenta.</span>
3/5 5/6 and 7/8
This is because 3/5's denominator is smaller than the rest.
Both 7/8 and 5/6 has one less but 7/8 is split into more parts. So 7/8 is bigger than 5/6.
~JZ
Hope it helps you