The GCF is 40.
GCF(320, 24, 32) = 8.
The GCF is 48.
The GCF is 24.
It's difficult to tell which way that one's going. 240 to 320 is a 33 and 1/3% increase. 320 to 240 is a 25% decrease.
The GCF is 80.
The GCF is 80.
The GCF is 80.
The GCF is 40.
The GCF is 40.
It is: (240+320)/2 = 280
80 - 320 = -240
Since 20 is a factor of 320, it is automatically the GCF.
GCF(320, 24, 32) = 8.
The GCF is 240.
The GCF is 48.
The GCF is 24.