Expressions & Equations
A company ordered 10 boxed lunches for $74.50. How much was each boxed lunch?
$7.45
5 - (-8)
13
What is the probability of rolling a 5 or 6 on a dice
2/6 or 1/3
Calleigh buys a new cell phone for 40% the original price. The original price of the phone is $899.99. How much will she pay for her phone after the discount is applied?
$539.99
120 students in total were surveyed, and 36 of those surveyed were found to have a cell phone plan with company Y. If the total population of students is 380, approximately how many have a cell phone plan with company Y?
114
-300 + 250.5 - (-10)
-39.5
What is the probability of rolling an even number and flipping a heads on a coin?
1/4
You go out to dinner with your family. The bill is $43.56. You leave a 20% tip. How much did you leave for a tip and what was the total bill?
Total bill= $52.27
3 + 43 - ( 9 + 3) - 102
-45
A'mari can run 1/4 mile in 1/2 an hour. How many miles can he run in 3 hours
1 1/2 miles
Solve
0.5/-0.4 + - 0.25 =
- 1.5
You have a bag of mnms with 5 blue, 3 green, and 2 yellow. What is the probability of choosing a blue mnm, eating it, then choosing a green mnm?
1/6
Nike buys a pair of shoes for $30. They mark it up by 70%. How much will Nike sell the shoes for?
$51.00
A recycling plant processes 3lbs of glass per minute. Approximately how many lbs of glass with the plant process in 1 day (1 day = 24 hours)
72 lbs
Subtracting a negative is the same thing as...
adding a positive
What is the mean and median of the following data set?
12, 12, 7, 15, 20, 4, 7, 18, 19, 22, 21, 24, 14, 10, 18
Mean = 14.9
Median = 15
Ms. Dodson thinks the length of her classroom is 25 ft long. It is actually 21.5 ft long. What was her percent of error?
16.3%
5x - 4 - 2x = -19
x = -5
A water tank is being filled. It started off empty and after 2 minutes had 600 gallons of water. How many gallons of water did it have after 5 minutes?
1,500
What are the rules for multiplying and diving positive and negative numbers?
Neg */ Neg = Pos
Neg */ Pos = Neg
Pos */ Pos = Pos
Pos */ Neg = Neg
What numbers make up the 5 Number Summary?
Minimum, Quartile 1, Median, Quartile 3, and Maximum.
You go to the store to buy a new calculator for 8th grade math. The calculator originally costs $45. It is on sale for 20% off. After the discount is applied, an 8% sales tax is added on. What will the total cost of the calculator be?
$38.88