1. Standards: 6.RP.1, 6.RP3a, 6.Rp.3d Resource: Connected Math Program2 Common Core Investigation 1

2. Common Core Investigation 1: Ratios and Rates Mathematical Learning Goals

3. 1.Students will solve ratio problems that require them to use the correct ratio and then to decide whether to multiply or divide. 2.Students will be introduced to rates, including unit rates. 3.Students will use ratios to convert between customary and metric units of measurement. Investigation 1.2: Learning Target

4. A ratio is a comparison to two quantities. Fractions, decimals, and percents are ways to represent ratios. You can use the word “to,” a colon, or a fraction to write a ratio. Key Vocabulary Term- RATIO

5. Examples of RATIOS

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7. A rate is a ratio that compares quantities measured in different units. Key Vocabulary Term- RATE

8.  Rate of production: 4 posters in 80 minutes  Rate of speed: 10 miles in 2 hours Examples of RATES

9. A unit rate is a rate for which one of the numbers being compared is 1 unit. Key Vocabulary Term- UNIT RATE

10. o Rate of production: 20 minutes per poster o Rate of pay: $15 for 1 hour Examples of UNIT RATES

11. Problem 1.1 Write answers in your math workbook.

12. Selena, Jason, Kai, Enrique, and Andre will find using ratios very helpful in solving problems while they volunteer at the local animal shelter. How can you find the number of posters per minute for each student? Explore 1.1 Have you thought about?

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14. Share how you and/or your group solved the following situations/questions. A.How many posters per minute can each of the students make? B.Which student makes the most posters per minute? The least? C.If Selena makes 8 posters in 80 minutes, how does this change your answers to Parts A and B? D.Matt joins the group, and it takes him 6 minutes to make each poster. How many posters can he make in 30 minutes? Class Discussion & Sharing

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16. Exercises #1-3, 19, 24-29 Copy your answers in your math workbook 6 th Grade Math Homework

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