Unit 1

Question 1

An amount of money that is paid to a worker based on a percentage of his or her sales

Answer 1

Commission

Question 2

Any number that is not represented by a fraction or decimal

Answer 2

Integer

Question 3

Numbers that are non-terminating, non-repeating decimals

Answer 3

Irrational Numbers

Question 4

A discount or decrease in the price of an item

Answer 4

Markdown

Question 5

An increase in the price of an item

Answer 5

Markup

Question 6

Numbers that are used for counting, such as 1, 2, 3, …

Answer 6

Natural Numbers

Question 7

A portion or part that is based out of 100

Answer 7

Percent

Question 8

The value of each digit found in a number

Answer 8

Place value

Question 9

Two ratios that are equal to each other in value

Answer 9

Proportion

Question 10

A number that has a √ sign; also called a square root

Answer 10

Radical

Question 11

A comparison of two or more quantities that have different units

Answer 11

Ratio

Question 12

Any number that can be written as a fraction of two integers

Answer 12

Rational Number

Question 13

Any number that can be represented on a number line

Answer 13

Real Number

Question 14

Interest that is paid to the lender and is computed yearly, based on the original loan amount

Answer 14

Simple Interest

Question 15

Comparison of an amount of one unit to a single amount of another unit, such as miles per gallon

Answer 15

Unit Rate

Question 16

All of the natural numbers or counting numbers including 0

Answer 16

Whole Numbers

Question 17

What is the Percent of Change Formula?

Answer 17

(Amount of Change)/(Original Amount) = Percent of Change

Question 18

What is the Commission Formula?

Answer 18

Percent x Total Sales = Amount of Commission

Question 19

What is the Percent Formula?

Answer 19

Percent x Original Amount = Amount of Change

Question 20

What is the Simple Interest Formula

Answer 20

I = Prt, where “I” is the interest charged or earned; “P” is the original amount borrowed or principal; “r” is the annual interest rate; and “t” is the time in years

Question 21

A number sentence consisting of constants and variables but no equal sign

Answer 21

Algebraic Expression

Question 22

(a + b) + c = a + (b + c)

Answer 22

Associative Property of Addition

Question 23

(ab)c = a(bc)

Answer 23

Associate Property of Multiplication

Question 24

a + b = b + a

Answer 24

Commutative Property of Addition

Question 25

a*b = b*a

Answer 25

Commutative Property of Multiplication

Question 26

A term with no variable as a factor; simply a number

Answer 26

Constant

Question 27

a(b - c) = a*b - a*c or (b - c)*a = b*a - c*a

Answer 27

Distributive Property

Question 28

A number sentence consisting of constants and variables and which has an equal sign

Answer 28

Equation

Question 29

Equations that require one transformation to isolate the variable, or get the variable by itself on one side of the equation

Answer 29

One-step Equations

Question 30

Equations that require two transformations to isolate the variable, or get the variable by itself on one side of the equation

Answer 30

Two-step Equations