8th Grade Math Review (December)

Slope & Proportions

100

Find the Slope: 

(5, 1) & (2, 4)

m = -1

200

Find the Slope: 

(7, -7) & (47, -7)

m = 0

300

Find the Slope: 

(-36, 2) & (-36, -8)

m = undefined 

400

Find the y-intercept if the line passes through (2, 2)

and slope = 3

b = -4

y = 3x -4

500

DOUBLE POINTS!

Find the slope and y-intercept: 

(9, -5) & (-3, 7)

m = -1

b = 4

y = -x + 4

Order of Operations

100

Simplify the following expression:

66 / 3 + 10 x 4

62

https://www.khanacademy.org/math/pre-algebra/pre-algebra-arith-prop/pre-algebra-order-of-operations/v/introduction-to-order-of-operations

200

Simplify the following expression:

3 x 3 / 9 + 4

5

https://www.khanacademy.org/math/pre-algebra/pre-algebra-arith-prop/pre-algebra-order-of-operations/v/introduction-to-order-of-operations

300

3 + 4² * (3 + 2)

83

400

25 / 5 x (11 - 7) + 5²

45

500

3³ + (5² - 4²) / 3

30

Integer Operations

100

(-4 + -5) / -2

4.5

200

14 + -12 * 2

-10

300

-10 + 15 + (-3/2) * -1

6.5

400

(-2 + -3 + 5) / -1

0

500

6 + (-2 + -5) -5 + 10

4

Fractions, %, and decimals

100

which is largest, 25%, 0.027, or 2/5?

2/5

200

Which is smallest, .23, 22%, or 1/5?

1/5

300

what is 236% written as a decimal?

2.36

400

what is 4/5 written as a percent?

80%

500

What is 0.34 written as a simplified fraction?

34/100 = 17/50

Random

100

What school did Mrs. Saryian work in last year?

MEMS

200

What color is Mrs. Saryian's cat? 

Double Points: What is my cat's name?

Black

Bonus: Izzy

300

What is Mrs. Saryian's new last name?

Santucci

400

How many nephews does Mrs. Saryian have?

2

500

What college did Mrs. Saryian go to?

RUTGERS!