Expressions and Equations

Vocabulary

100

What is do the following words mean:

Sum, Quotient, Product, Difference

the answer to a +, -, x, & / problem

200

List name every step in the Order of Operations IN ORDER!

Parathesis, Exponents, Multiply/Diviside, Add/Subtract

300

what is the difference between an expression and an equation

both have numbers and symbols, but an equation has an equal symbol and an expression does not

400

Identify the name of the big number and small number:

5⁴

5 is the base, 4 is the exponent

500

Define what "substitution" is

the process of replacing variables with a number value to solve

Algabraic Expressions

100

the quotient of a number n and 14

n÷14

200

three fourths of a number x

3/4x

300

one half of the sum of a number and 13

1/2(n + 13)

400

12 less than the quotient of a number and 8

(x-8) - 12

500

24 divided by the product of r and 3

Solve when r = 2

4

One step equations

100

x/10 = 3

30

200

8x = 128

16

300

x + 5 = 43

x = 38

400

5x - 3x + 6 - 4 = 40

x = 19

500

Write an expression to represent the description. Then solve:

The product of 4 and 15 has the same value as 3 times a number

4 · 15 = 3x

45 = 3x

20 = x

Mixed Review

100

Solve.

2(3² - 4)+12÷2

16

200

Use the distributive property, then combine like terms.

2(3x + 3)+4x-2y+4

10x - 2y + 10

300

Factor the following expression

36xy + 12y

12y(3x + 1)

400

Evaluate when a=4, b=3, c=2

5ab - 4 ÷ c

58

500

Choose all the numbers that make this inequality true: 3x + 2 < 12

a) 5

b) 4

c) 2

d) 0

e) 1

2, 1, 0