504/500 = 100.8%
A value like 504/500, or 100.8%, can show up when a result is slightly higher than the original target. For example, a factory might produce 504 items when its goal was 500, or a student might score a little above the expected benchmark.
You can picture it as one complete group of 500 plus 4 extra parts. Since the extra amount is small, 100.8% is just a tiny bit more than 100%, not twice as much.
A common mistake is thinking that any percentage over 100% must be a huge increase. Here, the difference is only 0.8 percentage points above the original amount, so the value is very close to the starting total.