2-1 Review Jeopardy

Classifying Numbers

100

Classify each number as whole, integer, rational, or irrational

-7, 6, -(13/14), (1/2)

Integer, Whole, Rational, Rational

200

Classify each number as whole, integer, rational, or irrational

-15, 10, Sqrt(16), (-2/7)

Integer, Whole, Whole, Rational

300

Classify each number as whole, integer, rational, or irrational

-203, (-12/25), 0, Sqrt(13)

Integer, Rational, Whole, Irrational

400

Classify each number as whole, integer, rational, or irrational

(3/40), Sqrt(49), 0.378101822013643832920..., 0.3333333333333333333333333...

Rational, Whole, Irrational, Rational

500

Classify each number as whole, integer, rational, or irrational

0.457, Negative Sqrt(64), Negative Sqrt(7), (-8/9)

Rational, Integer, Irrational, Rational

Absolute Value/Opposites

100

For a=10, find -a and |a|

-10, 10

200

for a=(-0.34), find -a and |a|

0.34, 0.34

300

For a= -18.6, find -a and |a|

18.6, 18.6

400

For a=60.89, find -a and |a|

-60.89 and 60.89

500

for a= -(13/21), find -a and |a|

(13/21), (13/21)

Conditional Statements

100

State the hypothesis and conclusion, then determine if the statement is true or false. If false, provide a counterexample. 

If it is cold, then it is snowing outside. 

Hypothesis - It is cold

Conclusion - It is snowing Outside

False

200

State the hypothesis and conclusion, then determine if the statement is true or false. If false, provide a counterexample. 

If we have cake, then it is my birthday. 

Hyp. - We have cake

Conc. - It is my birthday

False

300

State the hypothesis and conclusion, then determine if the statement is true or false. If false, provide a counterexample.

If a number is positive, then it is a whole number. 

Hyp. - A number is positive

Conc. - It is a whole number

False

400

State the hypothesis and conclusion, then determine if the statement is true or false. If false, provide a counterexample. 

If a number is a fraction, then it is a rational number. 

Hyp. - A number is a fraction

Conc. - It is a rational number

True

500

State the hypothesis and conclusion, then determine if the statement is true or false. If false, provide a counterexample. 

If a number is rational, then it is a repeating decimal. 

Hyp - A number is rational

Conc - It is a repeating decimal

False

Evaluating with AV and Opp

100

If x=9, evaluate the following:

|x|+(-x)

0

200

If x=-0.5, evaluate the following:

|x-0.5|+2(-x)

2

300

If x=-11, evaluate the following:

|x-8|+3|x|

52

400

If x=4.5, evaluate the following:

|-x|+|x|+4(-x)

-9

500

If x=20, evaluate the following:

-x+|2(x-5)|-|x|

-10

Comparing Numbers

100

Order from least to greatest:

4, -4, 5, -5, 7, -7

-7, -5, -4, 4, 5, 7

200

Order from least to greatest: 

(1/2), 0, -1, 1, -(1/2), 2

-1, -(1/2), 0, (1/2), 1, 2

300

Order from least to greatest:

0.01, 0.001, -0.01, 0, 1, -1, -0.001

-1, -0.01, -0.001, 0, 0.001, 0.01, 1

400

Order from least to greatest: 

(3/4), -(2/3), -0.6, -6, 0.88, -0.04

-6, -(2/3), -0.6, -0.04, (3/4), 0.88

500

Order from least to greatest:

Sqrt(25), Negative Sqrt(25), -5.5, 5.55, 5.05, -5.555

-5.555, -5.5, Negative Sqrt(25), Sqrt(25), 5.05, 5.55