5th Grade Review GEMS, Patterns, Expressions

Prime Factorization

100

Find the prime factorization of 12

3 x 2 x 2 = 12

200

Find the prime factorization of 18.

18=2 x 3 x 3

300

What is the prime factorization for the number 30?

3x5x2 = 30

400

Find the prime factorization for the number 24. 

2 x 2 x 3 x 2 = 24

500

What is the prime factorization of 48?

48= 2 x 2 x 2 x 2 x 3 MUST HAVE FACTOR TREE

Order of Operations

100

3+17x5 

88

200

8+(6 X 9)

62

300

19-15-3 

1

400

7 + 12 X 5

67

500

15 + 3 X 5 + 2(4-1)

36

Expressions

100

d and six more

d + 6

200

twelve less than n

n-12

300

Jana has a lot of cats. Steven has 32 more cats than Jana. Write an expression for how many cats Jana has.

J + 32

400

I want to share all my Takis with 5 students. Write an expression to show how each student would get the same amount of Takis.

T / 5

500

Skylar and Alan have 45 markers total. Alan has 23 markers. Write an equation with a variable to describe how many markers Skylar has. 

S + 23 = 45

Patterns

100

What is the next number in this pattern? 

2, 5, 8, 11, ...

14

200

What is the next number in this pattern? 

6, 12, 18, ...

24

300

What would the SIXTH number be in this pattern? 

5, 9, 13, 17...

25

400

What would the next number be in this pattern?

24, 12, 6, ...

3

500

What would the EIGHTH number be in this pattern?

5, 10, 15, 20, ...

40