Answer:
integers are closed under addition, subtraction, and multiplication
they are not closed under division
Explanation:
integers are closed under addition : the sum of any two integers is another integer
integers are closed under subtraction: the difference of any two integers is another integer
integers are closed under multiplication:you can multiply any two integers and the result is still a integer
integers are not closed under division: you cannot divide any two integers and the result is still a integer Example: 4/3 = 1.3333333333