Prime Factorization
GCF
Mixed Bag
LCM
Mixed Bag
1

Find the prime factorization of 16

16 = 2 x 2 x 2 x 2


+30

1

Find the GCF of  6 and 15

GCF = 3


+10

1

Find the area of a rectangle that has a length of 8 in. and a width of 12 in. (be sure to use labels) 

96 in²

-5

1

Find the LCM of

4, 6

The LCM is 12


+ 5

1

Solve: 85 x 85

7225

+20

2

Find the prime factorization of 25

25 = 5 x 5 


- 10

2

Find the GCF of 27 and 45

The GCF  is 9


+ 20

2

What kind of number is 1? Prime or Composite?

Neither!


-20

2

Find the LCM of

4, 14

The LCM  is 28


-15

2

Solve: 5728 ÷ 8

716


+25

3

Find the prime factorization of 54

54 = 2 x 3 x 3 x 3 


+20

3

Find the GCF of  30 and 48

The GCF  is 6


-20

3

What makes the number 2 special? 

It's the ONLY Even prime number


+25

3

Find the LCM by listing multiples

6, 20

The LCM  is 60


+20

3

The sum 36 + 48 can be written by using the GCF and two factors. What would that be? 


____ x (____ + ____)

12 x (3+ 4) 


+15

4

Find the prime factorization of 77

77 = 7 x 11


- 20

4

Find the GCF of 28, 48, 64


The GCF  is 4


+ 10

4

Solve: 547 x 32

17,504


+25

4

Find the LCM of

15, 20

The LCM  is 60


+30

4

What is the remainder when you divide 412 by 8

4


-25

5

Find the prime factorization of 84

84 = 2 x 2 x 3 x 7


+20

5

Find the GCF of 70 and 84


The GCF is 14


-25

5

What is the quotient when 882 is divided by 7? 

126 


-10

5

Find the LCM of

12, 28

The LCM  is 84


+20

5

What are the first ten prime numbers? 

2, 3, 5, 7, 11, 13, 17, 19, 23, 29


+20

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