PPT-4.3A – Equivalent Ratios

Equivalent means EQUAL Determine if 20 rolls for 5 and 48 rolls for 12 are equivalent rates 1 st Write each rate as a fraction 2 nd Find its unit rate 20 rolls 5 . 6.1.9 . 1. Equivalent ratios. 2. Find 3 additional equivalent ratios for each problem. .  . Measurement conversions. 3. 3 yd = _____in. 12 ft = _____ yd. 9 ft = _____ in. 48 in = _____ ft. 2 yd = _____ in. Standard 4NF1. Say What?. Let’s try it with numbers instead of letters.. ½ is equivalent to (2 x 1) / (2 x 2). So, ½ is equivalent to 2/4.. The Goose/Gander Rule. With equivalent fractions, there is always one important rule that must be followed.. 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?. Fractions the same as a ½. . Look at the shapes below, they all have ½ shaded but the half could be written in different ways.. 1/2 . 2/4. 3/6. 4/8. Look at those fractions again!. . 1. . 2. . 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 . Lesson 5.2: Proportions. Chapter Five: Ratios and Proportions. Lesson 5.2: Proportions. Chapter Five: Ratios and Proportions. Lesson 5.2: Proportions. Chapter Five: Ratios and Proportions. Lesson 5.2: Proportions. Ratios and Rates. Objective:. Learn to find Equivalent Ratios and Rates. . Equivalent Ratios and Rates. You can find equivalent ratios and rates the same way as you find equivalent fractions- by multiplying or dividing both parts of the ratio or rate by the same number.. For. example:. In this . lesson, . you . will learn how to identify equivalent fractions. . by . using a number line.. Fractions. 0. 1. Thinking fractions with different numerators and denominators are not equivalent. Christiana . Athanasiou. , MIT. 4. work with: Krishna . Rajagopal. (MIT). . Misha. . Stephanov. (University of Illinois). . Outline. Introduction. Critical Contribution to Particle Multiplicity Fluctuations. Standard:. Preparation for 6.RP.3c. Find a percent quantity.. . Percent as a way to compare portions of a . whole.. Chapter . 9. . – . Heavy focus on percentages. Lesson Focus: . Focus of lesson is to introduce the strategy the “Giant One” for equivalent ratios. . Write a one-sentence story problem about ratios.. The ratio of sunny days to cloudy days in Montgomery is 3:1.. Write the ratio in two different forms.. 3:1 3 to 1. When prompted by your teacher, share your sentences and ratios with your table partner.. 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.. 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 or more things.. 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: .