1.1 -1.3 Jeopardy Review

Absolute Value

100

What is the absolute value of 17?

17

200

What is the absolute value of -99?

99

300

True or False?   The absolute value of its number is its opposite? 

False

400

True of False:   Absolute value is sometimes negative

False

500

What is the complete definition of absolute value?

The distance from 0 a number is located on a number line

Rational Numbers

100

Rational or Irrational?  Explain.

-15

Rational because it is an integer

200

Rational or Irrational?

3.478

Rational because it is a terminatin decimal

300

Rational or irrational?

3.689347204784303......

Irrational, the decimal does not repeat or terminate

400

Rational or Irrational

0/10

Rational 

0 can be in the numerator  

0 divided by 10 = 0

500

Rational or Irrational 

7/0

Irrational

0 can't be in denominator 

7 divided by 0 = ERROR

Adding Integers

100

23 + -23 = 

0

200

-4 + - 3 = 

-7

300

9 + -4   =  

5

400

-10 + 6 = 

-4

500

5 + -7 = 

-2

Comparing Integers

100

0       19

0 < 19

200

0      - 1

0 < -1

300

-1    -8  

-1 > -8

400

-10      -4

-10  < -4

500

-4.5       -5 

-4.5   >   5

Word Problems

100

What Integer represents a loss of $75

-$75

200

What integer represents the following:

John yielded 80 peppers from his garden this year.

80

300

A cat climbed up in a tree that was 10 feet high.  How far must the cat travel to reach the ground?

Write the integer that represents the cat's change in height?

-10

400

Tom went scuba diving one day.    He started at sea level and swam down 20 feet underwater.  Then he swam  down  another 8 feet from there.   What is Tom's current location underwater?

-20 + -8 = -28

500

Eugene started the day with $20.  He spent $8 on lunch and donated $4 to Mission Snowflake.   

A.  How much money did he spend? (the change)

B.   How much money does he have left?

A.   -8 + - 4 = $12 spent or -12

B.   20 + -12 = $8