Greatest Common Factor
Least Common Multiple
Characteristics of Factors and Multiples
100
What is the greatest common factor of 12 and 15
3
100
What is the least common multiple of 3 and 7?
21
100

Do factors or multiples have an infinite amount of responses? 

Multiple

200
What is the greatest common factor of 24 and 20?
4
200
What is the least common multiple of 4 and 9?
36
200

Do factors or multiples have a limited amount of responses? 

Factors

300
What is the greatest factor of 16 and 36?
4
300
What is the least common multiple of 2, 3, and 5?
30
300

Which number has only one factor? 

1

400
What is the great common factor of 50, 35, and 15?
5
400
What is the least common multiple of 20 and 12?
60
400

Which one, factors or multiples, are always  EQUAL or SMALLER than the original number? 

Factors

500
What is the greatest common factor of 64 and 80?
16
500

What is the least common multiple of 21 and 14?

42

500

Which one, factors or multiples, are always EQUAL or LARGER than the original number?

Multiples

M
e
n
u