PPT-A Story of Ratios Grade 8 – Module 6

Linear Functions Session Objectives Discuss the key ideas of what students learn in the module Linear Functions Examine sample lessons to become familiar with the main objectives of the module Agenda. Ratios ratios are one number expressed in relation to another by dividing the one number by the other For example the sex ratio of Delaware in 1990 was 343200 females to 322968 males or 106 This can easily be expressed in terms of males to females 9 Please refe r to the 201415 Test Administration M anual for requirements and instructions For more information contact your Regional ESD Partner The High School grade of accountability is 11 th grade Although not required 12 th graders may also tes 2. Warm Up. How are these two groups alike? Different?. Group 1. Group 2. Ratio . Flippable. Examples:. . 2 boys for every 3 girls. . 3 dollars for 5 pencils. Ratio. - A comparison of two things.. Outline:. Ratios!. What is a Ratio? . How to Use Ratios? . How to Simplify?. . Proportions!. What is a proportion?. Properties of proportions?. How to use proportions? . Mysterious Problems…. UNIT 6. Math 7 Plus. So far we have looked at the following ways to use ratios to find unit rates as well as to help us find other equivalent ratios. . GRAPHING IN A COORDINATE PLANE. Best used to make predictions about equivalent ratios. Unit 4 Review. Ratios, Rates and Unit Rates…oh, my!. 4 minutes / dollar. 60 birds fed. $30. 12 : 21. Mrs. Carson. ; $8 . / hour. Mrs. Carson pays Kristen $48 for babysitting 6 hours, and Mr. Vazquez pays her $67.50 for babysitting 9 hours. Who pays her the better hourly rate? What is that hourly rate?. . 1) Learning Target: . To. . compare mixtures. . I can write . part-to-part. and . part-to-whole. . ratios. .. Homework. : . 1) . Complete . Notes on . pg. . 8 . of CS Inv. . 1 . by . watching the . 3/28/17. How do we write ratios?. How do we write and simplify rates?. How do we decide whether two ratios/rates are proportional?. Today We’ll Discuss. Definition:. The . ratio. of two numbers . John Barker & Jennifer Thomas. Nevada Math Project. March 2015. Big Ideas. Ratio – A ratio is used to measure two different things in two different units.. Ex. How far a car drives with how long it takes to get to the destination. . RATIOS. A . ratio. compares the magnitude (size) of two quantities. There are two types of ratios: part-part and part-whole.. RATIOS. A . ratio. compares the magnitude (size) of two quantities. There are two types of ratios: part-part and part-whole.. KWL – . Ratios and Rates. What you Know Want to learn What you learned. Chapter . 1 . Notes. Chapter . 1 . Notes. Ch. . 1 . EQs. Lesson 1: . How does finding the GCF help you to solve real-world problems? . A comparison between two quantities . For every . x. units of one quantity, there are . y. units of another. A Ratio is…. Using a colon . Example:. . 2:3. As a fraction . Example: . Session Objectives. Examine the development of mathematical understanding across the module using a focus on concept development within the lessons.. Identify the . big idea . within each topic in order to support instructional choices that achieve the lesson objectives while maintaining rigor within the curriculum.. Statements and Analysis. FRSA – Module 4 – 2019-20 SV/GS/PSR/SKK .