Algebra Test Review

Algebra Test Review

Unit 8

PEMDAS

Please Excuse My Dear Aunt Sally

Parentheses ()

Exponents 5²

Multiplication x

Division ÷

Addition +

Subtraction -

Multiple Choice

What is the value of the expression 2 x 4 + 5 x (6÷2) ? (NO CALCULATOR)

• 19

• 23

• 54

• 9

Multiple Choice

Which of the following is equal to 12? (NO CALCULATOR)

• 7 x (2 - 10) ÷ 5

• 7 x 2 - 10 ÷ 5

• 7 x 2 - (10 + 5)

Multiple Choice

What is done first to evaluate the expression 63 – 48 ÷ 4 x 2 + 5 (NO CALCULATOR)

• 4 x 2

• 48 ÷ 4

• 2 + 5

• 64 - 48

Variables

Multiple Choice

Joe has 16 lollipops to share equally among friends. Which is a variable in this situation?

• the number of friends who will receive lollipops

• the number of lollipops that Joe has

• the brand of lollipops

• the size of the lollipops

Multiple Choice

A dog’s leash is 4.6 feet long. It is 1.4 feet longer than the dog. Which equation could you use to find the length (L) of the dog?

• L = 4.6 x 1.4

• L = 4.6 ÷ 1.4

• L = 4.6 + 1.4

• L = 4.6 - 1.4

Multiple Choice

Which situation could be represented by the open equation b x 5 = 20

• Josie baked 20 cookies. She ate 5 of them. How many cookies are remaining?

• Josie has 5 bags of cookies. She has 20 cookies total. How many cookies are in each bag?

• Josie has 5 bags of cookies. Each bag has 20 cookies. How many cookies total?

In and Out Boxes

It's like a magic machine - one number goes in and another one comes out!

Multiple Choice

Identify the rule from the given table

• Add 20

• Add 10

• Subtract 20

• Subtract 10

Multiple Choice

Identify the rule from the given table

• Add 8

• Add 2

• Subtract 8

• Subtract 2

Patterns

Multiple Choice

Complete the pattern:

2.3, 2.6, 2.9, _ , _

• 3.2, 3.5

• 3, 4

• 3.1, 3.4

• 2.6, 2.3

Multiple Choice

 $\frac{1}{4},\ \frac{1}{2},\ \frac{3}{4},\ 1,\$ _ , _ Complete the pattern:

•  $1\ \frac{1}{4,}\ 1\ \frac{1}{2}$  

•  $1\ \frac{1}{2},\ 2$  

•  $\frac{1}{4},\ \frac{1}{2}$  

Multiple Choice

If the pattern continues in the same way, how many blocks will be in the 4th figure of the pattern?

• 30

• 16

• 20

• 24