9 and 11.
4 and 9
1, 3, 5, 9, 15, 45 are the factors of 45.
The Greatest Common Factor of 15 and 44 is 1;44 and 15 only have one Common Factor and that is 1, So 1 must be the Greatest Common FactorThe GCF is 1.
377
44
-11
141
947
-5 and -10
13
63
-273
60 AND 15
399
-177
-71