Factors, Multiples, LCM, & GCF

Factors

100

F6=

What is 1,2,3,6

200

F5=

What is 1,5

300

The factors of 36

What is 1, 2, 3, 4, 6, 9, 12, 18, 36

400

1, 2, 3, 5, 6, 10, 15, 30

What are the factors of 30?

500

The missing number in these factors: 1, 2, 4, 8, 10, 20, 40

What is 5?

Multiples

100

24, 48, 72, 96, 120...

What are the multiples of 24?

200

The first five multiples of 46

What is 46, 92, 138, 184, 230?

300

M7=

What is 7, 14, 21, 28, 35...

400

True or False: The multiples of prime numbers are also prime

False

500

18, 36, 45, 72, 108 are multiples of this number

What is 9

LCM

100

LCM(8,9)=

What is 72

200

LCM(6,7)=

What is 42

300

The least comon multiple of 8 and 24

What is 24

400

33 is the LCM of these two prime numbers

What are 3 and 11?

500

The LCM of 11 and this number is 132

What is 12

GCF

100

The greatest common factor of 6 and 24

What is 6

200

GCF(25, 48)=

What is 1

300

GCF(9, 27)=

What is 9

400

GCF(12, 30)=

What is 6

500

GCF(11, 132)=

What is 11

Primes

100

A prime number is 

What is a number with only 2 factors, 1 and itself 

200

True or False: 9 is a prime number 

False

300

2x2x5x7 

What is 140

400

3x3x3x3

What is 81

500

This number is missing from the prime factorization 2x2x3=24

What is 2