Respuesta :

Answer:

the greatest common factor is 2

and Least common multiple is 220.

Step-by-step explanation:

Answer:

2

We found the factors and prime factorization of 20 and 22. The biggest common factor number is the GCF number. So the greatest common factor 20 and 22 is 2.

Step-by-step explanation:

220

Least common multiple (LCM) of 20 and 22 is 220.