Wednesday, Jan. 29, 2014Wednesday, Jan. 29, 2014Directions: Please come in and get your journal. On your next blank page, write today’s date on the top line. Title this page ~ Unit Rate. Below the date, write the Challenge Question.

Directions: Please come in and get your journal. On your next blank page, write today’s date on the top line. Title this page ~ Unit Rate. Below the date, write the Challenge Question.

Challenge Question: When we go grocery shopping, why is it important to calculate unit rate?Challenge Question: When we go grocery shopping, why is it important to calculate unit rate?

Warm-Up: Complete the warm-up in your journal with 0 noise level!

Use your knowledge of dividing with decimals to evaluate the following problems:

1.23.3 ÷ 4

2.112 ÷ 10

3.67.5 ÷ 4.5

What’s The Best What’s The Best Buy???Buy???

Applying Unit Rates To Make Informed Decisions

Unit rate = ONE of somethingEx. Price per ounce ($/oz)… price per ONE ounceEx. Price per gallon ($/gal)… price per ONE gallonEx. Price per square yard ($/sq. yd)… price per ONE square yardEx. Miles per hour (mi/hr)… miles per ONE hourEx. Miles per gallon (mpg)… miles per ONE gallonEx. Parts per hour (parts/hr)… parts per ONE hourEx. Points per game (points/game)… points per ONE game

Unit RateUnit Rate

To calculate unit rate… you divide!

◦To find price per ounce ~ you divide the total price by the number of ounces

◦To find price per gallon ~ you divide the total price by the number of gallons

◦To find miles per hour ~ you divide the total number of miles by the number of hours

◦To find miles per gallon ~ you divide the total miles by the number of gallons

What’s The Best Buy???What’s The Best Buy???

3 Pounds of Bananas for $1.47

5 Pounds of Bananas for $2.35

PresentationPresentation

What’s The Best Buy???What’s The Best Buy???

12 pack of Cokes for $4.20

24 Pack of Cokes for $7.68

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What’s The Best Buy???What’s The Best Buy???

4 rolls of toilet paper for $3

24 rolls of toilet paper for $4.80

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What’s The Best Buy???What’s The Best Buy???

2 ½ pounds of apples for $1.55

3 pounds of apples for $1.92

PresentationPresentation

Presentation:Presentation:• How did we do today?

Did we complete the daily warm-up with 0 noise level?Did we maintain classroom operating procedures?Did we take all the notes without being asked several times?

Learning TogetherLearning TogetherWith your partner, complete the Which is

a Better Buy? Handout. Make sure to show your work for every

problem and circle your answer.

Learning Together:Learning Together:• How did we do today?

Did we maintain classroom operating procedures?Did we work toward our learning goals? I can use my

knowledge of dividing with decimals to find unit rates.Did we stay on topic (no sidebar conversations) to complete the

tasks?

Just for MeJust for MeBy yourself, complete the Unit Rates

Handout. Make sure to show your work for every

problem and circle your answer.

Just for Me:Just for Me:• How did we do today?

Did we maintain classroom operating procedures including 0 noise level?

Did we work toward our learning goals? I can use my knowledge of dividing with decimals to find unit rates.

Did we ask Mrs. Camp for help instead of our partner?

Who is Going Faster???Who is Going Faster???

Bashir’s Cobra traveled 455 miles in 7 hours

Miguel’s Corvette traveled 552 miles in 8 hours

AssessmentAssessment

Wrap-UpWrap-Up Homework: Complete the Unit Rates handout (both sides) if

you did not finish… it is due on Friday at the beginning of class for a HW grade.

Supplies: Put your journal in the class bin (if you do not need it at home) and place any supplies used back in the supply bins.

• How did we do today?Did we maintain classroom operating procedures?Did we work toward our learning goals? I can use my

knowledge of dividing with decimals to find unit rates. Did we complete the tasks?