Pre Algebra Jeopardy Review

Evaluating Expressions

100

8(x-y) when x=5 and y=2

What is 8(x-y)=8(5-2)=8(3)=24

200

(q/6)+p, when p=10 and q=12

What is (q/6)+p =(12/6)+10 =(2)+10 =12

300

x(y/3)^2 when x=4 and y=9

What is x(y/3)^2 =4(9/3)^2 =4(3)^2 =4(9) =36

400

h+j(j-h) when h=-2 and j=6

What is -2+6[6-(-2)] =-2+6[8] =-2+48 =46

500

What is the value of the expression 24/x when x=8?

What is 24/x =24/8 =3

Absolute Value

100

True or False?

| 5 | > | -6 |

False

200

Which is greater? 

|-7 | or |-9 |

|-9|

300

True or False? Is the absolute value of -8 is -8.

False

400

|3 |+ | -8|

      -1

What is -11

500

| -8 | x | -12|

What is 96

Order of Operations

100

Evaluate the expression 8+6·9

8+6·9 =8+54 =62

200

Evaluate the expression (9+18-3)/8

(9+18-3)/8 =(27-3)/8 =24/8 =3

300

Evaluate the expression 6·6-(7+5)

6·6-(7+5) =6·6-(12) =36-12 =24

400

Evaluate the expressions (9·2)/(2+1) and, 90/(5+4)

What is (9·2)/(2+1) =(18)/(3) =6, and 90/(5+4) =90/9 =10

500

What is the first step in evaluating the expression (15-10)/3?

Subtract 10 from 15

Ordering Integers/Absolute Value

100

State the absolute value of the following: -9; 1; -12

|-9|=9; |1|=1; |-12|=12

200

Write the integers in order from least to greatest -12, 4, -6, 0, -1; -22, -30, -25, -16

-12, -6, -1, 0, 4; -30, -25, -22, -16

300

Evaluate the follow expressions when x=-3 |x|+8; |50|-|x|

|x|+8=|-3|+8=3+8=11; |50|-|x|=50-|-3|=50-3=47

400

State the absolute values and opposite of the numbers -78, 19, -1080

|-78|=78, -78 and 78; |19|=19, 19 and -19; |-1080|=1080, -1080 and 1080

500

What is the value of the following: -|-4|?

-|-4|=-4

Adding/Subtracting/Multiplying/Dividing

100

Find the sums: (-30)+10; (-10)-(-7); (-1)+(-46)

(-30)+10=-20; (-10)-(-7)=-10+7=-3; (-1)+(-46)=-47

200

Find the differences 18-7; 48-(-31); (-10)-47

18-7=11; 48-(-31)=48+31=79; (-10)-47=-57

300

Find the product -12·7; (-8)(-2); -5· -4· -10

-12·7=-84; (-8)(-2)=16; -5· -4· -10=20· -10=-200

400

Find the quotients of  -60/-15; 24/-12 and; -21/7

What is -60/-15=4; 24/-12=-2; -21/7=-3

500

Evaluate the expressions 16+(-13)+5; -32-(-15); -12(-16)

16+(-13)+5=3+5=8; -32-(-15)=-32+15=-17; -12(-16)=192