Pos/Neg Numbers
Which situation is best represented by a positive number?
A. A withdrawal from a bank account
B. A decrease in temperature
C. Gaining followers on social media
D. Losing points on a test
What is gaining followers on social media?
An expression is given. 8(16 + 24) - 52
Which expression is equivalent to the given expression?
A. (8 + 16) x (8 + 24) - 52
B. (8 + 16) x (8 + 24) - (8 + 52)
C. (8 x 16) + (8 x 24) - (8 x 52)
D. (8 x 16) + (8 x 24) - 52
What is D. (8 x 16) + (8 x 24) - 52?
A tree is 4 times as tall as a small plant.
The tree is 80 inches tall.
The plant is x inches tall.
Write an equation to represent the height of the plant.
What is 4x=80?
Put the following inequality on a number line.
x<-2

Solve.
(24-16)^2/8-4
What is 4?
What is 0.125 written as a percent?
What is 12.5%
Emma is making a quilt. She has a piece of fabric that is 2 1/3 yards long. She needs 1 3/4 yards of fabric for the quilt. How much fabric will she have left after cutting the piece she needs?
What is 7/12?
The balance in a bank account decreased by $45.20. Write the rational number to represent this change.
What is -$45.20
An expression is given.
2*(8x + 9)
Select two expressions that are equivalent to the given expressions.
a. 2 + 8x * 9
b. (8x + 9)*2
c. 8x *(9 + 2)
d. (9 + 8x)* 2
e. (8x + 9) *2* 0
What is b and d?
A girl waters her plants in the morning and at night.
The girl waters her plants with x liters of water in the morning.
She waters them with 1.5 liters of water at night.
The girl gives her plants 3.5 liters of water in total each day.
Write an equation to represent the total amount of water the girl gives her plants.
What is x+1.5=3.5?
An inequality is given.
c<=3.25
Determine which values make the inequality true.
1.6, 3.95, 3.25, 4.0, 3.24
What is 1.6, 3.25, and 3.24?
Which equation has the solution x = 3/4?
A. 2x = 3
B. 4x = 3
C. x + 2 = 5/4
D. x - 1 = 1/4
What is B. 4x = 3?
Which fraction is equivalent to 40%?
a. 8/20
b. 2/10
c. 40/10
d. 4/1
What is a. 8/20?
Jack buys 3.6 pounds of bananas. He spends $7.20. How did Jack pay per pound of bananas?
What is $2?
Match each situation to the type of number (+, -, or 0) that best models it:
Situations:
A. Earning money from a part-time job
B. Depth of a submarine below sea level
C. The score before a quiz starts
What is + for A, - for B, and 0 for C?
An expression is given.
4y + (6y + y) + 17
Write an equivalent expression using the associative property.
What is (4y + 6y) + y + 17?
A box of pencils costs $9.00. Each pencil in the box costs $0.75.
Which expression can be used to determine how many pencils, p, are in the box?
A. 9 - p
B. 0.75 + p
C. 9p
D. 0.75p
What is D. 0.75p?
Select the two inequalities where 6 is a solution.
A. x < 2
B. x > 3
C. x > 9
D. x < -1
E. x > 10
What is B. x > 3 and E. x > 10?
Solve.
426-6(14+72-:8-4+3)
What is 294?
Select the two values that are equivalent to 60%.
a. 1/6
b. 3/5
c. 6/1
d. 0.6
e. 0.06
What is b. 3/5 and d. 0.6?
Jack is baking cookies.
The recipe requires 3/4 cup of sugar.
Jack wants to double the recipe.
Jack has 1 1/3 cup of sugar.
After doubling the recipe, Jack realizes he does not have enough sugar.
How much more sugar does Jack need?
What is 2/12 or 1/6 cup?
Shawn has $24 in his bank account. He deposits his paycheck into his account.
Which number line models the possible amount in his bank account after his deposit?
What is number line b?
An expression is given.
3(2x + 5)
Use the distributive property to write an equivalent expression.
What is 6x + 15?
A skating rink charges $150 to reserve the rink for a party and $8 per skater.
The total cost for the reservation can be modeled by the expression: 150 + 8s
What is the total cost if s = 25?
A. $200
B. $350
C. $400
D. $950
What is B $350?
An equation and a set of numbers are given.
Equation: 2/3 + x = 1 5/6
Set of numbers: { 11/6, 1 3/6, 7/6, 1}
Which number in the given set is a solution to the equation?
What is 7/6?
Solve.
5/8x=40
What is 64 or 320/5?
Select two values that are equivalent to 7/8.
a. 0.8
b. 0.875
c. 8.75%
d. 87.5%
e. 875%
What is b. 0.875 and d. 87.5%?
Emily is planning a road trip. She estimates that her car uses 0.35 gallons of gas per mile. The total distance for her trip is 120.5 miles.
How many gallons of gas will Emily need for the entire trip?
What is 42.175 gallons?
New York City, New York has an elevation of 33 feet above sea level.
The elevation of Death Valley, California is -282 feet.
Select the TWO true statements:
A. Death Valley is above sea level.
B. Death Valley is at sea level.
C. Death Valley is below sea level.
D. The difference in elevations is less than 300 feet.
E. The difference in elevations is 315 feet.
F. The difference in elevations is more than 300 feet.
What is Death Valley is below sea level and the difference in elevations is 315 feet?
Simplify the expression:
4(3x+2x+x)
Which of the following is the equivalent expression?
A. 12x + 8x
B. 24x
C. 6x
D. 4x
What is B. 24x?
A florist sets up a stall at a weekend market to sell bouquets and single flowers.
The stall rental costs $40.
Each bouquet, b, sells for $5.00.
Each single flower, f, sells for $1.50.
Identify the expression that models the total amount, in dollars, the florist will earn at the market after paying for the stall rental.
Which of the following is correct?
A. 5b + 1.5f
B. 5b - 1.5f
C. 40 - (5b + 1.5f)
D. (5b + 1.5f) - 40
What is D. (5b + 1.5f) - 40?
Which set of numbers contains only solutions to the inequality?
x<4/6
A. {1/2, 2/3, 2/6, 1/4}
B. {1/5, 2/5, 3/4, 3/6}
C. {1/6, 2/5, 1/3, 1/2}
D. {1/6, 2/5, 2/3, 1/2}
What is C. {1/6, 2/5, 1/3, 1/2}?
Solve.
(5.2+6.6-9.3)^2xx3.8
What is 23.75?
Solve.
(1/2)^3xx[1/3-:(5/9+8/9-3/4)]
What is 3/50?
Three classes sell raffle tickets. Each class keeps half the money they raise.
The three classes sold a total of 5,773 tickets.
Each ticket cost $0.75.
What is the total amount of money all three classes keep?
What is $2164.88