(U4) - Lesson 4 "May I Have More, Please"
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Last updated over 2 years ago
14 questions
Today's Learning Goal:
- Use single-variable inequalities to model situations.
- Use properties of inequalities to solve single variable inequalities, including compound inequalities.
Reminders:
- Inverse operations undo each other. Some inverse operations include addition/subtraction, multiplication/division, squaring/square rooting.
Today's Materials:
- Laptop
- Note Sheet
- Pencil
- Binder
Please complete the Jump Start (activator). This is independent it should be silent.
Required
0
Activator: (Jump Start - 5 Minutes)
Determine which inequality matches each phrase.
Activator: (Jump Start - 5 Minutes)
Determine which inequality matches each phrase.
- No more than 7
- A minimum of 7
- More than 7
- No less than 7
- At least 7
- A maximum of 7
- Cannot exceed 7
- Fewer than 7
Mini Lesson (Launch, Explore, Discuss - 40 Minutes)
Elvira, the cafeteria manager, needs to be careful with her spending, and she manages the cafeteria budget so that they can serve the best food at the lowest cost. To do this, Elvira keeps good records and analyzes all her budgets.
Independent Practice (Part 1)
Rewrite the given “word sentence” as a “math sentence.” Each math sentence will use one of the following symbols:
Use "x" to represent the unknown number.
Example:
A number that is greater than 13.
Required
1
A number that is at least 7.
A number that is at least 7.
Required
1
A number that is no fewer than 8.
A number that is no fewer than 8.
Required
1
A number that does not exceed 15.
A number that does not exceed 15.
Required
1
A number that is at most 29.
A number that is at most 29.
Required
1
A number that is no more than 97.
A number that is no more than 97.
Required
1
A number that is fewer than 3.
A number that is fewer than 3.
Required
1
A number that is not above 34.
A number that is not above 34.
Required
1
A number that is less than -12.
A number that is less than -12.
Required
1
A number that is not under -46.
A number that is not under -46.
Required
1
A number that is not greater than 82.
A number that is not greater than 82.
Independent Practice (Part 2)
- Write an inequality for each situation and then solve it.
- Describe in words the quantities that would work in this situation
Required
4
The average of Aaron’s three test scores must be at least 93 to earn an A in the class. Aaron scored 89 on the first test and 94 on the second test. What scores can Aaron get on the third test to guarantee an A in the class?
The average of Aaron’s three test scores must be at least 93 to earn an A in the class. Aaron scored 89 on the first test and 94 on the second test. What scores can Aaron get on the third test to guarantee an A in the class?
Required
4
Katelyn is looking for jobs and is hoping to find one that will allow her to make at least $1500 in her first paycheck. She has found one possible position at a local restaurant that is offering a $100 signing bonus and a hourly wage of $12 per hour. How many hours will Katelyn need to work to make $1500 in her first paycheck?
Katelyn is looking for jobs and is hoping to find one that will allow her to make at least $1500 in her first paycheck. She has found one possible position at a local restaurant that is offering a $100 signing bonus and a hourly wage of $12 per hour. How many hours will Katelyn need to work to make $1500 in her first paycheck?
Required
4
Sione is a senior playing baseball for his high school team and he has a goal to get more than 150 hits during his high school career. He averages 2 hits a game and already has 110 hits from prior seasons. How many games will Sione need to play in his last season in order to achieve his goal?
Sione is a senior playing baseball for his high school team and he has a goal to get more than 150 hits during his high school career. He averages 2 hits a game and already has 110 hits from prior seasons. How many games will Sione need to play in his last season in order to achieve his goal?