CLOSURE PROPERTY FOR ADDITION,SUBTRACTION, MULTIPLICATION AND DIVISION| RATIONAL NUMBERS PROPERTIES In this tutorial, you will learn about the closure property explained in detail in Hind. It is discussed in detail for the following operations on natural numbers. Addition Subtraction Multiplication Division The closure property states that a set of numbers is closed over an operation if the output of the operation is also from the same set of numbers. It is quite and easy concept to understand but I still have explained it with different examples and in quite a detail so that students will have no doubts about it. I have tried to cover as much I could in the series of the these tutorials for following different set of numbers. Link of the corresponding video is also given.