l GCF of 3 and 12

Enter GCF or LCM numbers:

Number 1Number 2(Optional) Enter Number 3
            

Answer
3

↓Steps Explained:↓



Determine GCF(3,12)

GCF = Largest factor that divides numbers

Determine the factors for 3

1,3

Determine the factors for 12

1,2,3

List the common factors

1,3

GCF(3,12) = 3

Evaluate GCF

Since GCF ≠ 1, they are not relatively prime (co-prime)

Since GCF ≠ 1 and have a difference of two, the numbers are not twin prime



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