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Wednesday, Jan. 29, 2014. 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: 23.3 ÷ 4 112 ÷ 10

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## Wednesday, Jan. 29, 2014

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**Wednesday, Jan. 29, 2014**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: 23.3 ÷ 4 112 ÷ 10 67.5 ÷ 4.5 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.**What’s The Best Buy???**Applying Unit Rates To Make Informed Decisions Unit rate = ONE of something Ex. Price per ounce ($/oz)… price per ONE ounce Ex. Price per gallon ($/gal)… price per ONE gallon Ex. Price per square yard ($/sq. yd)… price per ONE square yard Ex. Miles per hour (mi/hr)… miles per ONE hour Ex. Miles per gallon (mpg)… miles per ONE gallon Ex. Parts per hour (parts/hr)… parts per ONE hour Ex. Points per game (points/game)… points per ONE game**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 Unit Rate**3 Pounds of Bananas for $1.47**• 5 Pounds of Bananas for $2.35 What’s The Best Buy??? Presentation**12 pack of Cokes for $4.20**• 24 Pack of Cokes for $7.68 What’s The Best Buy??? Presentation**4 rolls of toilet paper for $3**• 24 rolls of toilet paper for $4.80 What’s The Best Buy??? Presentation**2 ½ pounds of apples for $1.55**• 3 pounds of apples for $1.92 What’s The Best Buy??? 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?**With 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?**By 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?**Assessment**• Bashir’s Cobra traveled 455 miles in 7 hours • Miguel’s Corvette traveled 552 miles in 8 hours Who is Going Faster???**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? Wrap-Up

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