👉 In the context of mathematics, "unfilling" is a mathematical concept that refers to an operation or process where a number is replaced by another number without changing the value of the original one. This can be done either by subtracting or dividing both numbers in question. For example, if you have two numbers 3 and 5, when you perform the operation "subtract 2 from 5", you get 1. Similarly, if you have two numbers 4 and 7,
