More formal way of saying "taking almost all"
Solution 1:
A takes the lion's share.
In English the phrase used in the sense of nearly all only appeared at the end of the 18th century;[2]
https://en.wikipedia.org/wiki/Lion%27s_share
A takes the lion's share.
In English the phrase used in the sense of nearly all only appeared at the end of the 18th century;[2]
https://en.wikipedia.org/wiki/Lion%27s_share