Module 1 lesson 12 notes
- 1. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 1 September 30, 2014 Lesson 11 Homework Review 1. Sarah and Eva were swimming. Use the ratio tables below to determine who the faster swimmer is. Eva is the faster swimmer because she swims 26 meters in 1 minute, which is faster than Sarah who swims 25 meters in 1 minute. Explain the method that you used to determine your answer. 2. A 120 lb. person would weigh about 20 lb. on the moon. A 150 lb. person would weigh 28 lb. on Io, a moon of Jupiter. Use ratio tables to determine which moon would make a person weigh the most. A person on Io will weigh more than a person on our moon because a 600 pound man would weigh 100 pounds on the moon, but only weigh 112 on lo.
- 2. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 2 September 30, 2014 Module 1 Ratios and Unit Rates Topic B: Collections of Equivalent Ratios Lesson 12: Tables of Equivalent Ratios Student Outcomes § Students create equivalent ratios using a ratio table and represent these ratios on a double number line diagram. § Students extend and use a double number line diagram to solve ratio problems related to the real world.
- 3. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 3 September 30, 2014 Katie makes 5 rainbow loom bracelets in 20 minutes. How long will it take her to make 8 bracelets? Step 1 – Make a table Step 2 – Identify question hmm.....can we find the answer on the table????
- 4. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 4 September 30, 2014 How can we stretch out the table to be more specific?
- 5. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 5 September 30, 2014 Step 3 – Make a double number line diagram · Label both number lines · Write all needed ratios on the number lines · Identify the question Step 4 – Number the number line for the given value using the least amount of units (number it by ones, fives, tens, etc that fits with the given number to create the least amount of columns.)
- 6. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 6 September 30, 2014 Step 5 – Determine the fraction of the other unit we are trying to find · For example: The number line of the given unit was broken into five sections · We need to figure out the span of the other number line · Therefore we need to find 3/5 of 20 · What is 1/5 of 20?
- 7. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 7 September 30, 2014 Step 6 – Find the fraction of the number Find of 20 Step 7 – Number the other number line.
- 8. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 8 September 30, 2014 Step 8 – Your Answer!!!! It will take Katie minutes to make 8 rainbow loom bracelets. This answer is reasonable because it falls between the two ratios on the double number line diagram and ratio table.
- 9. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 9 September 30, 2014 EXIT TICKET Kyra is participating in a fundraiser WalkaThon. She walks 2 miles in 30 minutes. If she continues to walk at the same rate, determine how many minutes it will take her to walk 7 miles. Use a double number line diagram to support your answer.
- 10. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 10 September 30, 2014 Closing Please take out your exit ticket for Lesson 12, close your binder, and complete the exit ticket. This will be collected.
- 11. Module 1 Lesson 12 INTRO From Ratio Tables to Double Line Diagrams.notebook 11 September 30, 2014