Respuesta :

To find the GCF, you can simply list out the prime factors of each number. Then, look for the greatest prime factor that the two numbers have in common.

1. GCF: 3
2. GCF: 12
3. GCF: 4
4. GCF: 2
5. GCF: 6
6. GCF: 7

Hope this helps! :)
good job