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Instructions for today

Welcome to Algebra

Jeopardy

Rules• ALL team members (same row) must work to solve the problem

(except person in front); there is a 3 minute time limit on every question (1 minute for vocabulary).

• Player at the end of the row must write their answer on a colored piece of paper and pass it forward.

• If the next team member agrees with the answer, they pass the paper forward. If not, they fix it then pass it forward. You may NOT turn around to talk to the team members behind you!

• The person in front must write the correct answer on the whiteboard and buzz in; first to buzz in with correct answer gets the points.

• Incorrect answers ARE negative points. Buzzing in BEFORE the answer has been written on the board is negative points.

• After each question, ALL players move forward one chair (players in front move to the back).

• The player who gave the correct answer gets to choose the next question.

Passes• Each team has 3 “Help Me!!!!!” passes.

• After 1 minute, if the person in back does not know how to solve the problem, they may pass the colored paper forward with one of the passes.

• Once a team is out of passes, they will not be able to answer a question unless the person in back can come up with an answer.

Points• 1st Place Team – 10 pts. extra credit

• 2nd Place Team – 8 pts.

• 3rd Place Team – 5 pts.

• 4th Place Team – 3 pts.

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Get Real! EquationsProportions& Percents Inequalities

AlgebraVocabulary

All the classifications of the number

Natural, integer, & rational

.121

The simplified form of the expression

-6

)4(336

6

1218

1218

The simplified form of the expression

-64

62

)222222(26

The simplified form of the expression

21

43 12

611

31

211

32

411

23

411

65

611 1or

The simplified form of the expression

xxxxxx 84)24(5166)2(3 22

x

xxx

xxxxx

)42016()8103(

84102016663 22

2

6312 x

2

63

x

x

15

22)4(2 x

15

302

2282

x

x

x

-6

)37(4204 aa

a

a

aa

6

848

1228204

-2

75

72

143 x

23

1473

73

143

x

x

x

Contradiction

21

21 32)47( qq

27

27

27

27

21

21

22

32)47(

qq

qq

Given that the triangles below are similar, the value of y if w = 10 cm, v = 18 cm, and z = 4 cm.

7.2 cm

2.7

7210

41810

x

xx

w

v

zy

The percent change, as either an increase or a decrease, from 265 to 318.

20% increase

20

5300265100265

265318

x

x

x

The sale price for a pair of shoes that is marked down 25% from the original selling price of $69.95.

$52.46

4625.52

25.524610095.69100

75

x

x

x

46.5249.1795.69

4875.17

75.174810095.69100

25

x

x

x

The interest rate on a $7000 investment that earns $63 in simple interest after 3 months.

3.6%

r

r

r

036.0

175063

700063 123

6.14 mi/h

The speed of a model airplane in mi/h, rounded to the nearest hundredth, if it flies 18 ft. in 2s. (1 mi. = 5280 ft.)

14.61056064800

13600

52801

218

hs

ftmi

sft

x ≤ 6

xx 7302

x

x

6

530

n > -14

nn 5)73(2

n

n

nn

14

14

5146

x < -7 or x ≥ 0

636or 4978 xx

7

568

x

x

0

03

x

x

216

26616

xx

26)38(2 xx

Identity

-3< x < 2

25

242

x

23

8412

102410

x

x

x

The symbols + & / are examples of these.

Operators

An equation or inequality with no solutions.

Contradiction

The equation below demonstrates the use of what property?

Commutative property

68101086

The measurement 65 mph is an example of what?

Rate

An inequality with two endpoints.

Compound inequality.