Question

Are whole numbers closed under
addition! Give an exam
example​

Answer 1

Answer:

Addition of two whole numbers always results in a whole number. Eg: 7+4=11, Result is a whole number. Therefore, system is closed under addition.

Step-by-step explanation: pls mark as brainiest pls pls pls hope it helped

Answer 2

Answer:

Yes they are

eg:10+10=20

Step-by-step explanation:

pls,pls pls,please mark as brainly and give thanks(don't forget to follow me)