1 and 2 are common factors of 6 and 8.
Common factors are factors that are the same for two or more numbers.
40 and 21 have no common prime factors
Sorry, only two common factors! The common factors are: 1, 3
Common factors are used to compare two or more numbers. A single number cannot have common factors.
None. Common factors refer to factors that are common to two or more numbers. You have only one.
They are called common factors when they are the same for two or more numbers. They are factors that are common to both number.
To have common factors there must be at least two numbers.
The common factors of the two numbers are: 1, 2
You need at least two numbers to find factors in common.
You need at least two numbers to find a GCF.
The greatest of the common factors of two or more numbers is the GCF
There cannot be a common factor of just one number. To be common there need to be at least two numbers. If you find all the factors of two or more numbers, and you find some factors are the same ("common"), then the largest of those common factors is the Greatest Common Factor.