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Multiples and factors
Prime factorization
Prime and composite numbers
Math vocabulary
GCF and LCM
100
What are the first three multiples of 5?
5,10,15
100
What is prime factorization?
Representation of a composite number as a product of its prime numbers.
100
Is 10 a prime or composite number?
It is a composite number because it has more than two factors. The factors of 10 are 1,2,5,10.
100

What does the word sum mean?

ADD

100
What is GCF?
GCF is the largest factor common to 2 or more numbers.
200
What are all the factors of 24
1,2,3,4,6,,8,12,24
200
What is a useful strategy to use when doing prime factorization?
A factor tree
200

What's the definition of a prime and a composite?

Prime- has factors of 1 and itself

Composite- has more than 2 factors 

200

What does quotient mean?

Division

200
What is LCM?
LCM is the smallest common multiple for 2 or more numbers.
300
What are the first 5 multiples of 7?
7,14,21,28,35
300

create a prime factorization tree for 20 and circle all primes

20

5*4

2*2

circled primes: 2*2*5

300
Name if these numbers are prime or composite; 3,6,9,11,12
3: prime 6: composite 9:composite 11: prime 12: composite
300

How do we write the sum of three and four?

3+4

300
What does GCF and LCM stand for?
GCF sands for greatest common factor LCM sands for least common multiple
400
What are the factors of 36
1,2,3,4,6,9,12,18,36
400

What is the prime factorization of 75?

75

25*3

5*5

=3*5*5

400
Is this number prime or composite:221
Yes this number is composite
400

What is the product of x and 5 added to 13?

5x+13

400
What is the LCM of 5 and 3
3,6,9,12,15 5,10,15 The LCM of 5 and 3 is 15
500

 Name the first three multiples of 30.

 The first three multiples of 30 are 30,60,90.

500

What is the prime factorization of 125?

125

5*25

5*5*5

500

List the prime numbers up to 20.

2,3,5,7,11,13,17,19

500

What does an exponent tell us to do?

the exponent tells us how many times to write the base

500
What the GCF of 10 and 20?
The factors of 10 are 1,2,5,10 The factors of 20 are 1,2,4,5,10,20 The GCF is 10