Jeopardy Review

Computation with Decimals and Fractions.

100

12.5 + 6.23

18.73

200

3 x 2.4

7.2

300

23.95 ÷ 5

4.79

400

5 ÷ 2/3 

7 1/2 

500

2  2/3 ÷ 2/3

1 7/9

Geometry

100

What shape has this formula for area?

A= bh

Parallelogram 

200

What is the formula for area of a triangle?

A=1/2bh

300

What is the area of a triangle with a base of 4cm and a height of 11cm?

22cm²

400

Find the volume of a rectangular prism that has a width of 5cm, a height of 9cm, and a length of 2cm.

90cm³

500

Find the surface area of a rectangular prism with a width of 4cm, height of 10cm, and length of 3cm.

164cm²

Expressions

100

What is a variable?

A letter or symbol representing a number.

200

How many terms are in this expression?

3x + 5 - 2y

3

300

Evaluate when Y = 2

12 + y² * 3 - 6 ÷ y

21

400

Write an expression for 8 less than 2 times a number x.

2x-8

500

Write an expression for: 

The product of 8 and x divided by the sum of 8 and 2

8x/8+2

Ratios and Percents

100

xxxxyyyxyyx

What is the ratio of Xs to all Xs and Ys?

6 to 11

6:11

6/11

200

write an equivalent ratio to 5 to 9

10/18, 15/27, 20/36, 50/90 ect...

300

What is 15% of 90?

13.5

400

What is 40% of 65? 

26

500

13 is what percent of 65?

20%

Equations

100

Simplify using the distributive property.

12(5a - 6)

60a - 72

200

Combine like terms.

5a + 3 - 2a + 6

5a - 2a + 3 + 6

3a + 9

300

Solve for X by isolating the variable and balancing the equation.

5 + x =13

5 + x =13

-5        -5

     x = 8    

400

Solve for X by isolating the variable and balancing the equation.

6x = 54

6x = 54

6.      6

x = 9

500

Solve for X by isolating the variable and balancing the equation.

y/3 = 27

3* y/3  = 27 *3

y=81