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Chapter 3 Ratios and Rates. Day….. 1.Expressing ratios in all formsExpressing ratios in all forms 2.Creating and interpreting ratio tablesCreating and.

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Presentation on theme: "Chapter 3 Ratios and Rates. Day….. 1.Expressing ratios in all formsExpressing ratios in all forms 2.Creating and interpreting ratio tablesCreating and."— Presentation transcript:

1 Chapter 3 Ratios and Rates

2 Day….. 1.Expressing ratios in all formsExpressing ratios in all forms 2.Creating and interpreting ratio tablesCreating and interpreting ratio tables 3.Finding a missing quantityFinding a missing quantity 4.Review and QuizReview and Quiz

3 Day 1

4 Bell Work Work with your partner to complete problems 30-34 on page 155 in your textbook. Work these problems in your spiral.

5 Vocabulary Nails Used51015 Shelves Hung123

6 I Can….

7 Reviewing Ratios

8 I Can…. explain the meaning of ratios

9 Reviewing Ratios When: The question asks me to explain the meaning. How: First, I must decide if it is a part to part, part to whole, or whole to part comparison. If it is a part to part comparison, I can read the ratio left to write. If it is a part to whole or a whole to part, I must discuss the whole before the part Example: part to part: “For every ___ _____, there are ____ ________.” Part to whole or whole to part: Out of every __________, ________ are I can check my answer by: Comparing my explanation to the question, or drawing a diagram of my explanation.

10 Wrap it Up Review Questions Exit Tickets

11 Day 2

12 Bell Work Complete problems 11-17 on page 189 in your textbook. Work these problems in your spiral. Justify each response.

13 Homework Check

14 Vocabulary Nails Used51015 Shelves Hung123

15 I Can…. Create and use a ratio table, by scaling a given ratio up and/or down.

16 Reviewing Ratio Tables When: The question asks me to create a ratio table. The question asks me to complete the given ratio table. I need a visual to solve a missing quantity. How: Ratio tables can be created by, listing the words and quantities given in a horizontal or vertical table. I can extend a ratio table, by multiplying both quantities by the same number. I can simplify a ratio or scale a ratio down, by dividing each quantity by the same number. Sometimes, I have to scale a ratio down before I can scale forward. Example: I can check my answer by: Cross Multiplying any two ratios in the table.

17 Watch This http://learnzillion.com/lessons/606-create- equivalent-ratios http://learnzillion.com/lessons/606-create- equivalent-ratios http://learnzillion.com/lessons/607-simplify- ratios-using-common-factors http://learnzillion.com/lessons/607-simplify- ratios-using-common-factors

18 Wrap it Up Review Questions Exit Tickets

19 Day 3

20 Bell Work Work with a partner to complete problems 1-5 on page 166 in your textbook. Work these problems in your spiral. Be prepared to explain your reasoning and process.

21 Homework Check

22 Vocabulary Nails Used51015 Shelves Hung123

23 I Can…. Find a missing quantity using a given ratio.

24 Reviewing Equivalent Ratios When: The question gives 3 quantities and asks me to find the 4 th quantity. The question asks me to use a ratio to find a quantity. The question asks me to complete the ratio table. How: I can use a ratio table to organize my thoughts and give me a visual. I must be careful to list the quantities in the order they are listed in the question. I must figure out how the ratio is being scaled (up or down) and by how much. Sometimes I may have to scale down, before I can scale up. I can also use cross multiplication and division to find equivalent cross products. Examples: I can check my answer by: cross multiplying the original ratio and the ratio I created.

25 Watch This http://learnzillion.com/lessons/587-solve- ratio-problems-using-tables-and- multiplication http://learnzillion.com/lessons/587-solve- ratio-problems-using-tables-and- multiplication http://learnzillion.com/lessons/608-solve- missing-values-in-ratio-problems-using-a-table http://learnzillion.com/lessons/608-solve- missing-values-in-ratio-problems-using-a-table

26 Wrap it Up Review Questions Exit Tickets

27 Day 4

28 Bell Work Solve problems 38-40 on page 191 in your textbook. Work these problems in your spiral and explain your reasoning for each.

29 Homework Check

30 Vocabulary Nails Used51015 Shelves Hung123

31 I Can…. Relate ratios and rates to the multiplication and division of fractions. Look at my answer to check that I answered what was asked and see if my answer makes sense.

32 Let’s Review Please Take out your Study Guides

33 p O p Quiz Take out a pencil and a calculator Clear everything else from your desk

34 Wrap it Up Review Questions Quiz

35 Ratio Bingo


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