Greatest Common Factor
Numbers with only 2 factors; 1 and itself
2,3,5,7,11,13,17,19.... - answer Prime Numbers
Numbers with more than 2 factors - answer Composite Numbers
able to be divided evenly with no remainder
ex. 8 is divisible by 2, but it is not divisible by 3 - answer Divisible
Breaking down a composite number until all of the factors are prime - answer Prime
Factorization
The largest factor that two or more numbers have in common. - answer Greatest
Common Factor
GCF of 20 and 80 - answer20
GCF of 10 and 70 - answer10
GCF of 9 and 36 - answer9
GCF of 12 and 24 - answer12
GCF of 15 and 45 - answer15
GCF of 10 and 95 - answer5
GCF of 9 and 45 - answer9
GCF of 18 and 15 - answer3
GCF of 12 and 16 - answer4
GCF of 16 and 24 - answer8
GCF of 40 and 56 - answer8
GCF of 35 and 21 - answer7
GCF of 30 and 45 - answer15
GCF of 18 and 30 - answer6
Numbers with only 2 factors; 1 and itself
2,3,5,7,11,13,17,19.... - answer Prime Numbers
Numbers with more than 2 factors - answer Composite Numbers
able to be divided evenly with no remainder
ex. 8 is divisible by 2, but it is not divisible by 3 - answer Divisible
Breaking down a composite number until all of the factors are prime - answer Prime
Factorization
The largest factor that two or more numbers have in common. - answer Greatest
Common Factor
GCF of 20 and 80 - answer20
GCF of 10 and 70 - answer10
GCF of 9 and 36 - answer9
GCF of 12 and 24 - answer12
GCF of 15 and 45 - answer15
GCF of 10 and 95 - answer5
GCF of 9 and 45 - answer9
GCF of 18 and 15 - answer3
GCF of 12 and 16 - answer4
GCF of 16 and 24 - answer8
GCF of 40 and 56 - answer8
GCF of 35 and 21 - answer7
GCF of 30 and 45 - answer15
GCF of 18 and 30 - answer6