PreAlgebra Review

Integers

100

-5 + 17

12

200

-8(7)

-56

300

Evan lost $125. Represent this with an integer

-125

400

The high temperature on day was 56 degrees. Then next day the low temperature was -5 degrees. What is the difference.

61 degrees

500

28 * 3 + 4 /2

86

Fractions

100

1/7 + 2/3

17/21

200

5/6 - 1/3

1/2

300

2 1/3 * 2

4 2/3

400

1 8/9 divided by 1/2

34/9 or 3 7/9

500

A recipe calls for 1/3 cup sugar to make 4 servings. How many cups of sugar would you need to make 18 servings.

1.5 cups

Solving Equations

100

-5y + 1 = 16

y = -3

200

y/-2 - 3 = 4

y = -14

300

2(-2x + 6 ) = 16

x = -1

400

5x - 5 = 6x - 2(3x +10)

x = -3

500

5x - 4(x - 1) = 3(2 + 3x)

x = -1/4 or -0.25

Linear

100

What is the Slope equation?

m = (y₂ - y₁) / (x₂ - x₁)

200

What is the equation for slope intercept form?

y = mx + b

300

What is the slope of a line that passes through (-1, 2) and (-1, -10)

Undefined

400

What is the linear equation for a line with a slope of -1/2 passing through (2, 3)

y = -1/2 x + 2

500

What is the linear equation of a passing through points (3, 2) and (-5, 6)?

y = -1/2 x + 3.5

Misc.

100

What is Mr. R's favorite color?

Black

200

How many kids does Mr. Roenfanz have?

2

300

Name 3 of the 4 division 1 NCAA basketball teams in the state of Iowa.

UNI, U of Iowa, ISU and Drake

400

Name 3 states that border Iowa.

IL, MO, NE, SD, MN, WI

500

How many different school districts has Mr. Roenfanz taught in?

6