Answer:
Take the larger number and add it to the smaller one, then divide by two. ( If you are looking for the middle number. If not, comment specifically what you meant.)
Step-by-step explanation:
Example: Find the middle number between 64 and 456.
Take 456 and add 64. We get 520. 520/2 =260
If you don't believe me, check it yourself.
Somehow.