249/240 = 103.75%
A value like 249/240, or 103.75%, can show up when something goes slightly over its original target. For example, a store might sell 249 items when it expected to sell 240, or a project might use a little more than its planned budget.
You can picture it as one full group of 240 plus 9 extra parts, so it is just a bit more than 100%. A quick estimate is that 103.75% is close to 104%, meaning the amount is about four percent above the starting value.
A common mistake is thinking that 103.75% means 3.75% total, rather than 3.75% more than 100%. The 100% represents the original whole, while the extra 3.75% shows how far the value has gone beyond it.