22/44 = 50%
A value like 22/44, or 50%, can show up when half the seats at a concert are filled or half a group chooses the same option. It’s a common way to describe an even split.
To picture it quickly, imagine a pizza cut into two equal halves: this value is one whole half. It’s also close to “about half” when you’re making a quick estimate.
One common point of confusion is thinking that 50% always means 50 items. It means half of whatever total you’re talking about, so the number of items depends on the whole group.