gcf of 42 and 75, gcf of 32 and 75, gcf of 42 and 25, gcf of 42 and 65, gcf of 42 and 54, gcf of 42 and 70, gcf of 42 and 56, gcf of 42 and 72, gcf of 42 and 77, gcf of 42 and 55, gcf of 42 and 52, gcf of 42 and 78, gcf of 42 and 70 and 84, gcf of 42 and 50, gcf 42 75
gcf of 42 and 75. There are any references about gcf of 42 and 75 in here. you can look below.