Topic Review 4 7th grade

Written Expression

100

Write an expression that represents the weigh of an object that weigh 12 pounds and increase by 0.5 pounds per months m.

What is 12 + 0.5m ?

200

Write an expression can be used to determine the total weight of b baseball that weigh 5.25 oz. each and s softball that weigh 6.5 ounces each.

What is 5.25b + 6.5s?

300

Water evaporates at a rate of 1.5 ounces per day from a container that holds 34 ounces when full. Write an expression that represents the amount of water remaining in the container after d days?

What is 34 - 1.5d ?

400

A freight train traveling at a rate of 22.5 miles per hour is 60 miles from its destination. How far from the destination will the train be? in 2.5 hours?

What is 3.75 mi.?

500

An elevator began at an elevation of 85.5 feet and ascended at a rate of 2.75 feet per second. What was the elevation of the elevator after 8 seconds?

What is 107.5 ft?

Generate Equivalent Expressions

100

8(y - 7) 

Write an equivalent expression.

What is 8y - 56?

200

-2x + 7

Write an equivalent expression.

What is 7 - 2x?

300

3/5x + 2/5 + 3/5x

Write an equivalent expression.

What is 6/5x + 2/5 or 1 1/5x + 2/5?

400

 

5(3/2r -8)

Write an equivalent expression.

What is 

15/2r-40?

500

1/2(-1.4m+0.4)

Write an equivalent expression.

What is 

-0.7m+0.2?

Simplify Expressions

100

-2.6c -2.8c

Simplify the expression.

What is -5.4c ?

200

3/5y + (-6/5y)

Simplify the expression.

What is 

-3/5y?

300

-2x+(-4)+8+(-3v)

Simplify the expression.

What is 

-5v+4?

400

3/14x+(-1)+(-4)-2/7x

Simplify the expression.

What is 

500

2.8-4.4n-2n+7

Simplify the expression.

What is 

-6.4n+9.8?

Factor Expressions

100

21a-9

Factor this expression.

What is 

3(7a-3)?

200

-28y-32

Factor this expression.

What is 

-4(7a +8)?

300

1/2(3+4t-10)

Factor this expression.

What is 

2t-7/2?

400

1/ 5(15 + 10x - 5)

Factor this expression.

What is 

2 + 2x?

500

A rectangle has a length of x+5 and a width of 5.

Write and simplify an expression for the perimeter by factoring your expression.

What is 2(x+10) ?

Adding and Subtracting Expressions

100

(3z+1)+(5+7z)

Simplify the expression

What is 

10z + 6?

200

(10x-4)+(-7+x)

Simplify the expression

What is 

11x -11?

300

The width of a rectangle by (3x-1.5). The length of the rectangle , in feet is represented by (1.25x+3). Find the perimeter of the rectangle.

What is 8.5x + 3?

400

-2(1.5h+5)-4(-0.5+3h)

Simplify the expression

What is 

-15h-8?

500

(-9p+7)-(-9p+3)

Simplify the expression

What is 4?

Evaluate Expressions

100

Evaluate 4c – 3

when    c = –2

What is -11?

200

Evaluate 5.5r - 8.35s when r = 12 and
s = 4.

What is 32.6?

300

Evaluate 3.6x + 4.5y when x = 3 and
y = - 7.

What is -20.7?

400

Evaluate -8 (-5 + 6r) -7v when r = 4

and v= -1

What is -145?

500

Evaluate 

 1/3x-1/6y+8-1/7z 

when x=6 , y=-2 and z=-7

What is 10/3 OR 3 1/3 ?

Pedagogical Puzzles

100

What high school did your teacher graduate from?

What is Magnet Cove?

200

What sports did your teacher play in high school?

What is Basketball OR track OR golf?

300

How old is your teacher?

What is 29?

400

How many siblings does your teacher have?

What is 1 older sister?

500

What is your teachers husband's name?

What is Colton?