7th Grade MathWeek of 11/10/14

Information from : http://net.cmsdnet.net/schools/math/sld005.htm

http://www.mathsisfun.com/adding-decimals.html

https://www.sinclair.edu/centers/tlc/pub/handouts_worksheets/mathematics/DEV085/7_integers/

085_signed_integer_word_problems.pdf

Tuesday: Bell Work Write an inequality to model the situations

If one roll of masking tape costs $1.15, how many rolls can Max buy with at least $5.75?

Lisa is cooking muffins. The recipe calls for more than 7 cups of sugar. She has already put in 2 cups. How many more cups does she need to put in?

**Turn in the worksheets from yesterday into the basket if you haven’t already!

Agenda

1- bell work

2- Agenda *In class problems

**study guide due Wednesday

3- vocabulary word of the day

4- Objective

5- lesson *Inequalities 6- exit ticket

Lesson

7. EE.4b. Solve word problems leading to inequalities of the form px + q > r or px + q < r, where p, q, and r are specific

rational numbers. Graph the solution set of the inequality and interpret it in the context of the problem

19. Percent

What does this word mean to you?

This word actually means…..ratio comparing a number to 100.

Examples… Explain how you would use this word in math.

Word problems that lead to inequalities

Word Problem Solving Strategies

Read through the entire problem. Highlight the important information and key

words that you need to solve the problem. Identify and define your variables. Write the equation or inequality. Solve. Write your answer in a complete sentence. Check or justify your answer (optional).

Inequality Key Wordsat least - means greater than or equal to

At most –means less than or equal to

no more than - means less than or equal to

more than - means greater than

less than - means less than

Between -means compound inequality with and

Textbook p. 724

Do the following problems on your own:

7, 17, 18, 28

Exit / Closure

• On a piece of paper write the following:

• What was today’s objective and was it met?

Wednesday: Bell WorkWrite an inequality to model the situations

Max's employer has at most $18.00 to spend on tape measures for his crew. How many can he buy with that amount if each tape measure costs $4.50?

Max buys a package of 4 batteries for under $2.52. What is the price range for each battery?

Agenda

1- bell work

2- Agenda *check study guide

3- vocabulary word of the day

4- Objective

5- lesson--- review

6- exit ticket

Lesson

7. EE.4b. Solve word problems leading to inequalities of the form px + q > r or px + q < r, where p, q, and r are specific

rational numbers. Graph the solution set of the inequality and interpret it in the context of the problem

20. Interpret

What does this word mean to you?

This word actually means…..to explain something; give an explanation.

Examples… Explain how you would use this word in math.

Exit / Closure

Journal Entry

When do you flip the inequality symbol?

Thursday: Bell WorkWrite an inequality to model the situations.

Trent finds masking tape in packages of 4 rolls for over $4.32. What is the cost of one roll in the package?

After paying $5.00 for a salad, Taylor has no more than $27.00 left. How much money did she have before buying the salad?

Agenda

1- bell work

2- Agenda- study for test

3- vocabulary word of the day

4- Objective

5- lesson *N2K / review

6- exit ticket

Lesson

7. EE.4b. Solve word problems leading to inequalities of the form px + q > r or px + q < r, where p, q, and r are specific

rational numbers. Graph the solution set of the inequality and interpret it in the context of the problem

• N2K 2

Need to Know

CT- Solve the inequality in the problem. Solve the four answer choices. Which one has the same answer as the original one in the problem?

CR- Is it graphed correclty? Why or why not? If not, draw a new number line and explain how it should look.

21. Linear Equation

What does this word mean to you?

This word actually means…..equation whose solutions form a straight line when graphed on a coordinate grid.

Examples… Explain how you would use this word in math.

Exit/ Closure

Partner discussion with your neighbor (s)

Why is it important to understand key words like at least, at more, no more than?

Friday: Bell Work

Have a piece of paper on the desk. Be ready to take the test!

Read each problem carefully, take your time and do your best!

GOOD LUCK!!

Agenda

1- bell work

2- Agenda *test

3- Objective

4- exit ticket

Lesson

7. EE.4b. Solve word problems leading to inequalities of the form px + q > r or px + q < r, where p, q, and r are specific

rational numbers. Graph the solution set of the inequality and interpret it in the context of the problem

Exit / Closure

• Partner discussion with your neighbor (s)

How do you feel about the test? What items did you struggle with?