Variables and Expressions
Order of Operations and Evaluating Expressions
Real Numbers
The Distributive Property
Introduction to Equations
100
What is an algebraic expression for the word phrase "8 times a number n?"
8n
100
What is the simplified form of 5²?
25
100
-12+7
-5
100
Simplify 3(x + 8)
3x+24
100
Is x=6 a solution of the equation 32 = 2x + 12?
no
200
Write a word phrase for the algebraic expression "q + 5"
q plus 5 5 more than a number q the sum of a number q and 5
200

What is the simplified form of (2/3)^3?

8/27

200
3.5 - 1.9
1.6
200

Simplify 4(2y - 3x)

8y - 12x

200
You can read 1.5 pages for every page your friend can read. Write an equation that relates the number of pages p that you can read and the number of pages n that your friend can read.
1.5n=p
300
Explain the difference between numerical expressions and algebraic expressions.
algebraic expressions contain variables and numerical expressions do not
300

Simplify (6^2-3^2)÷2

9/2

300

-121 + 100

-21

300
Simplify 5x - 3 - 3x + 6y +4
2x + 6y + 1
300
Give an example of an equation that is true, an equation that is false, and an open equation.
True: 2 + 3 = 5 False: 4 + 3 = 10 Open: 2x - 10 = 20
400
Write an algebraic expression for the word phrase "the product of 4 and the sum of a number x and 7."
4(x + 7)
400
Identify the exponents and base in 4^3
exponent: 3 base: 4
400

Order these numbers from least to greatest: 1.5, -1/3, -2, 0.3, 0

-2, -1/3, 0, 0.3, 1.5

400
Deli sandwiches cost $4.95 each. What is the total cost of 8 sandwiches?
$39.60
400

Write an expression using one variable and division.

x / 12

500
You and some friends are going to a museum. Each ticket costs $4.50. If n is the number of tickets purchased, write an expression that gives the total cost of buying n tickets.
$4.50n or 4.5n
500
You earn $10 for each hour you work at a canoe rental shop. Write an expression for your salary for working h hours. How much will you make for working 40 hours?
10h $400
500
A movie ticket cots $7.75. A drink costs $2.40. Popcorn costs $1.25. What is the total cost for a ticket, a drink, and popcorn?
$11.40
500
3(x + 4) - 5(x + 2)
-2x + 2
500
What are the differences between an expression and an equation? Does a mathematical expression have a solution? Explain
Equations have an equal sign and an expression does not. A mathematical expression does not have a solution because there is no equal sign.
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