8 * 2 = 16
8 * 3 = 24
.
GCF of 16 and 24?
16 = 2 * 2 * 2 * 2
24 = 2 * 2 * 2 * 3
The GCF is the list of parts that appear in both 16 and 24. That list is 2 * 2 *2 = 8.
The GCF of 16 and 24 is 8.
Answer: 16 and 24 are two numbers between 10 and 30 and have a GCF of 8.