Unit 2 Review

Patterns

100

What is the pattern?

3, 6, 9, 12, 15, 18

What is multiplying by 3

200

6, 12, __, ___, 30

What are the missing numbers

 What is 18 and 24?

300

If the pattern continues what would be the 7th number?

5, 11, 17, 23, 29, 36, ___

What is 42?

400

Find the missing number

1, 3, 6, 10, __ ,19

What is 15?

Expressions

100

I have some chips and get 6 more. Write an expression that represents this.

What is n + 6?  

200

how would you write the following sentences as an expression:

James has $21 and loses some.

 

21- m

300

53- n

Write a sentence to represent.

53 minus 

53 less

53 gave away

400

I have 16 dollars and split it evenly with some friends

What is 16 ÷ f?

Order of Operations

100

what is 3 + 5 x 5

28

200

Solve

12 + 4 x (18 -2) 

What is the first step?

What is grouping?

300

Solve 

(12 - 7) + 3(9) =

What is 32?

400

Solve 

19 - 7 + (3 x 4)

What is 24?

Prime/Composite

100

Is 1 a prime number?

No, it is neither prime or composite.

200

What would 12 look like in prime factorization?

12                       12 

/  \                     /  \

3  4                   6    2

/    \                /    \

3     2  2        3  2    2

300

Factors of 42

What is 1, 2, 21, 42, 6, 7

400

Is 79 Prime or composite?

Prime