List Factors of First Number: List the factors of the first number, which is 7.Factors of 7: 1, 7
List Factors of Second Number: List the factors of the second number, which is also 7.Factors of 7: 1, 7
Identify Common Factors: Identify the common factors of 7 and 7.Common factors of 7 and 7: 1, 7
Find Greatest Common Factor: Find the greatest common factor (GCF) of 7 and 7.The greatest common factor is the highest number that is a factor of both numbers. Since both numbers are the same, the GCF is the number itself, which is 7.