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21 st Century Lessons

21 st Century Lessons. Comparing Ratios using Tables and Graphs. 6.RP.3. Warm Up. Objective: Students will compare ratios using unit rates, tables and graphs. Language Objective: Students will review vocabulary relating to graphs like origin, x-axis, y-axis and positive slope.

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21 st Century Lessons

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  1. 21st Century Lessons Comparing Ratios using Tables and Graphs 6.RP.3

  2. Warm Up Objective: Students will compare ratios using unit rates, tables and graphs. Language Objective: Students will review vocabulary relating to graphs like origin, x-axis, y-axis and positive slope. The fastest train in the world is in China. The train can travel 1,400 miles in 4 hours. If you were on this train, how many miles would you travel in 3 hours? Answer: You will travel 1,050 miles on the train! Wow! Hint: We may need to use a table to help us!! Agenda

  3. Launch – Partner Work Kevin is captain of his basketball team this year, and is researching prices for sneakers for his team of 12 players. Some players on Kevin’s team want to buy sneakers and some do not. Kevin calls Reebok and finds that the price for 12 pairs for sneakers is $816. Help Kevin determine how much money he will need for each player! Create a table and graph to represent this situation. Answers Agenda

  4. Launch – Partner Work • Follow-up Questions: • Did you label your x-axis, y-axis and graph? • What is the cost of each pair of sneakers? • How much will Kevin’s basketball team pay for 9 pairs of sneakers? • If two more people join the team, how much will 14 pairs of sneakers costs in total? Answers Agenda

  5. Launch Continued Kevin also calls Nike to ask how much Air Jordan’s will cost. Nike only sells Air Jordan sneakers in sets of 4 for $288. Help Kevin determine how much 12 pairs of sneakers will cost using a table and graph. Answers Agenda

  6. Launch – Partner Work • Follow-up Questions: • How is this Nike question different than the previous Reebok question? • What is the cost of each pair of Nike sneakers? • How much will Kevin’s basketball team pay for Nike sneakers if all 12 people from his team want the shoes? • If two more people join the team, how much will 14 pairs of Nike sneakers cost in total? Answers Agenda

  7. Challenge Question What brand of shoes will cost Kevin’s team the least amount of money? Man, Nike shoes are expensive! Do you think they will still be more expensive even for 15 pairs? Why or why not? We need to figure out how to compare the Reebok and Nike shoes. Any ideas? Right on! Let’s look at the unit rate! Reebok Shoes Nike Shoes Reebok will always be cheaper! Agenda

  8. Explore – Partner Work Jessica and Jacque both are on track team. Use the tables below to determine who had the fastest time? Jessica’s Time Let’s find the unit rate to compare Jessica and Jacque’s times! Jacque’s Time Answers Agenda

  9. Explore – Partner Work Mei and Chris are both selling candy bars for a school fundraiser. Are they selling them at different rates? Answers Agenda

  10. Summary – Partner and Whole Class Answer the following question with a partner, and be prepared to share your opinion with the class. What is a real-world situation where using a table would help you compare numbers? Agenda

  11. Practice – Partner Work Agenda

  12. Practice Answers – Whole Class Agenda

  13. Assessment (Individual) Kati and Ling are both riding their bikes. The table below shows how far they have traveled (in miles) over a certain time (in minutes). Who is slower? Kati’s Ride Ling’s Ride Kati is slower than Ling by 1 minute! Agenda

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