Expressions

Expressions

Order of Operations

Adding and Subtracting

Multiplying and Dividing

Extending Tables

100

How can you say "five times the amount of pebbles"

5p or 5 x p

100

If Torie makes an average of
36 paper swans per hour for
4 hours, she will make 4 × 36
paper swans. Which of the
following is equal to 4 × 36?
A (4 × 30) + (4 × 6)
B (4 + 30) × (4 + 6)
C (4 + 30) + (4 + 6)
D (4 × 30) − (4 × 6)

A

100

Evaluate the expression 15 - n when n = 9

6

100

What is the Rule?
A 48 56 64 72
? 6 7 8 9

a / 8

100

What is the Rule?
Start First Term Second Term Third Term
Rule A 40 35 30 25
Rule B 63 58 53 48

Rule B is always 23 greater than Rule A

200

What is an expression for "2 more than 4 times a
number"

4n + 2

200

What is the first step in evaluating
the expression shown below?
8 + (15 − 4) × 11 − 10 ÷ 5

Subtract 15 - 4

200

Evaluate the expression 6 + 8 - x when x = 3

11

200

Evaluate:
48 / n when n = 8

6

200

Look at the chart and answer the Question
Seconds 1 2 3 4
Beats 14 28 42 56
How many beats will it have for 5 seconds?

70

300

What is an expression for "5 less than 4 times a
number"

4x - 5

300

What value of n makes the
equation true?
24 × 480 = (24 × 400) + (24 × n)
A 2
B 80
C 456
D 480

B

300

The expression j − 5 represents
the number of years Julio has
taken painting classes when
Keri has taken sculpting classes
for j years. How many years of
classes will Julio have when Keri
has 12 years?

7

300

Evaluate
(2 x n + 2) / 2
When n = 7

8

300

Rule A: Start with 100 and subtract 3
Rule B: Start with 150 and subtract 3
What is the relationship between Rule A and Rule B?

Rule B is always 50 greater than Rule A

400

Jake cleaned up his room. He organized his toys into boxes.
He put 7 toys in each of 3 bins. If t represents the total number of toys, what is an expression that shows the total number of toys he put away?

t = 7 x 3

400

What is the value of 15 − 2x + 2
when x = 6?

5

400

Evaluate:
x + x + x + 6 + x + 4 + x + 9 + x
x = 6

55

400

What is the Rule?
D 30 25 15 5
? 6 5 3 1

D / 5

400

Tom starts with $12 and saves
$20 each week. Ruth starts with
$15 and saves $20 each week.
Copy and complete the chart to
show how much money each has
saved at the end of each week.
What is the relationship between
how much money each has at the
end of each week?

Ruth always has 3 more dollars than Tom

500

Tell me this expression in word form:
4(5 + n)

Four times the total of 5 and a number.

500

Answer this problem.
5(4 + 3) + 5 x 3

50

500

What is the RULE of this table?
R 19 24 32 37
? 7 12 20 25

r - 12

500

New Jersey, Tennessee, and Ohio
have a total of 40 representatives in
the U.S. House of Representatives.
New Jersey has 13 representatives
and Ohio has 2 times as many as
Tennessee. Write an expression
showing how many representatives
Ohio has.

(40 − 13) ÷ 3 × 2

500

Darren is watching a circus
act. He notices that there is
a relationship between the
number of horses and the
number of dogs in the act.
He makes the table below
to collect his observations.
What is the relationship?

The number of dogs
is always 4 times
the number of
horses in each row.

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