Prime or Composite
Prime Factorization
GCF
Equivalent Fractions
Simplest Form
100
Is 17 prime or composite?
prime
100
What is the prime factorization of 36?
2 x 2 x 3 x 3 = 2^2 x 3^2
100
Find the GCF of 10 and 15.
5
100
Write two equivalent fractions for 3/8.
6/16 9/24 12/32
100
Write 9/18 is simplest form. Show your work.
9: 1, 3, 3, 9 18: 1, 2, 3, 6, 9, 18 GCF = 9 divide the numerator and denominator by 9 to get 1/2
200
True or False 24 is a prime number
False
200
Use a factor tree to find the prime factorization of 48.
48 8 x 6 2 x 4 x 2 x 3 2 x 2 x 2 x 2 x 3 = 2^4 x 3
200
Find the GCF of 24 and 30.
6
200
Write two equivalent fractions for 7/8.
14/16 21/24 28/32
200
Write 35/49 in simplest form. Show your work.
35: 1, 5, 7, 35 49: 1, 7, 7, 49 GCF = 7 Divide the numerator and denominator by 7 to get 5/7.
300
Which of the following is not a composite number. 15 54 32 59
59
300
What is the prime factorization of 45?
3^2 x 5
300
Find the CGF of 21 and 27.
3
300
Is 1/3 equal to 4/9? Why or why not?
no, you can't multiply the numerator and denominator by the same number.
300
Write 15/100 in simplest form. Show your work.
15: 1, 3, 5, 15 100: 1, 2, 4, 5, 10, 20, 25, 50, 100 GCF = 5 Divide the numerator and denominator by 5 to get 3/20.
400
Which of the following is not a prime number. 37 53 13 9
9
400
What is the prime factorization of 44?
2^2 x 11
400
What is the GCF of 18 and 45.
9
400
Is 2/4 equal to 12/24?
yes
400
Write 18/24 in simplest form. Show your work.
18: 1, 2, 3, 6, 9, 18 24: 1, 2, 3, 4, 6, 8, 12, 24 GCF = 6 Divide the numerator and denominator by 6 to get 3/4.
500
Is 32 prime or composite? If composite, what is its prime factorization.
composite, 2^5
500
Use a factor tree to find the prime factorization of 40.
40 5 x 9 5 x 3 x 3 = 5 x 3^2
500
What is the GCF of 15, 30, and 50.
5
500
Find the missing number. 4 x __ = __ 5 15
12
500
Is 9/24 in simplest form? If not simplify it.
no, 3/8
M
e
n
u