7th Math Unit 2 Day 15 - 11/28

AA--Air Alexanders™ are going for $30.20 per pair. Represent the change to Oscar's money with an equation if he buys 6 pairs.

CFS:

#1: Accurately identifies sign of key words

#2: Accurately writes a multiplication or division equation

Belpres--Ms. P wants to buy some snacks as rewards for her homeroom because they did great on the last science test. She decides to buy three bags of chocolates that cost $4.35 each.

Represent the change to her money with an equation.

CFS:

#1: Accurately identifies sign of key words

#2: Accurately writes a multiplication or division equation

Bowling--A crew of six Prize 7th graders go to the mall over the weekend. In total, they spent $85.14 at Round One. Each student spent the same amount of money that day.

Represent the change to each person's money with an equation.

CFS:

#1: Accurately identifies sign of key words

#2: Accurately writes a multiplication or division equation

Skill and Drill--Evaluate the following expressions.

(Write your answer as a single number.)

10.5\times(-4)

CFS:

#1: Accurately evaluates using sign rules

Skill and Drill--Evaluate the following expressions.

(Write your answer as a single number.)

-\frac{3}{4}\times(-\frac{1}{2})

CFS:

#1: Accurately evaluates using sign rules

Skill and Drill--Evaluate the following expressions.

(Write your answer as a single number.)

4\times(-\frac{1}{2})

CFS:

#1: Accurately evaluates using sign rules

Skill and Drill--Evaluate the following expressions.

(Write your answer as a single number.)

(-\frac{100}{25})

CFS:

#1: Accurately evaluates using sign rules

Roomies--Four roommates want to buy a new couch for their living room. They decide to split the cost evenly four ways. If the total cost of the couch is $493.60, how much does each person pay individually? Write an equation.

CFS:

#1: Accurately identifies sign of key words

#2: Accurately writes a multiplication or division equation

BE CREATIVE--Create your own multiplication or division word problem that uses rational numbers (fractions or decimals).

a) Explain the situation in your word problem (use the notes for examples if you need them)

b) Write your own equation that can represent what is happening in your word problem.

SPICY--Try if you have time.

PEMDAS Challenge--Use your knowledge of order of operatiosn to evaluate the expression below.

20\div4-(10-4\div2)\times3

CFS:

#1: Accurately evaluates using sign rules

Bills--In one year, Mr. Kovalik spends $1,320.84 on cable and internet. If he spends the same amount each month, what is the monthly change in his savings from paying these bills?

Write an equation to represent the change.

CFS:

#1: Accurately identifies sign of key words

#2: Accurately writes a multiplication or division equation