Answer:
9, 3, 1
Step-by-step explanation:
Factors of 81:
1
3
9
81
Factors of 63:
7
63
What numbers do both of these have?
Hope this helps! :)
Answer: all you do is find out all the factors of that number. Then you look to see if there is a factor that is the same for the other number. The answer is 1,3,9. So the common factors are 1,3,9.
