Font size
WorksheetsFactors and Prime/Composite
Total questions: 20
Worksheet time: 20mins
Select all of the correct factor pairs of 48.
x 48
2 x 25
3 x 16
6 x 8
4 x 15
A prime number is _____.
a number that has only one factor.
a number that has at least two factors.
a number that has more than two factors.
a number that has only two factors.
(1 and itself)
Select all of the prime numbers.
2
11
13
9
15
What is a number that has more than 2 factors called?
prime
composite
factor
multiple
The number 11 is (a) because it has (b)
prime
composite
exactly 2 factors
more than 2 factors
The number (a) is the only even prime number because it has (b)
2
4
1
exactly two factors
more than 2 factors
exactly 1 factor
Are each of these numbers prime or composite?
10
composite
3
prime
7
prime
12
composite
15
composite
The number 25 is (a) because it has (b)
composite
prime
more than 2 factors
exactly 2 factors
The number 17 is (a) because it has (b)
prime
composite
exactly 1 factor pair
more than 1 factor pair
The number 21 is (a) because it has (b)
composite
prime
more than 1 factor pair
exactly 1 factor pair
Which choice lists all the factors for the number 24?
2, 3, 4, 6, 8, 12, 24
2, 3, 4, 6, 8, 12, 24, 36
1, 2, 3, 4, 6, 8, 12, 24
1, 2, 4, 5, 6, 8, 12 ,24
Numbers that can be multiplied together to make a product are called _____.
multiples
sum
factors
facts
Which of the following is NOT true?
The number 5 is prime.
The number 16 is a multiple of 2.
The number 18 is a factor of 3.
The number 8 is composite.
A PRIME NUMBER is...
a number that has only one factor.
a number that has at least two factors.
a number that has more than two factors.
a number that has only two factors.
(1 and itself)
Is 2 a prime or composite number?
Prime
Composite
Find the PRIME number
10
9
7
4
Which number below is NOT PRIME?
2
11
13
18
Numbers that can be multiplied together to make a product.
multiples
sum
factors
facts
Which is a factor pair of 24?
2,12
3,5
7,6
8,5
Which number is prime?
15
21
5
12
