4th Module 5

4th Module 5Fraction Equivalence, Ordering and Operations

January 27th, 2015Thanks for watching! Overview of major concepts in Module 5Have your manual out so that you can pause and practice Click on the audio buttons to listen for quick tips or explanations of certain lessons and concepts Whenever you see this, CLICK on it to watch a video model!

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Some images taken from EngageNY, 2013 Common Core Inc., Creative Commons License

Opening

Write a fraction to describe this shape. Big Ideas within 3rd Grade :

Specifying the Whole

What is meant by equal parts?

Denominators specific to Third Grade: 2, 3, 4, 6, 8Where are they going?

Annie3Where are students going in 4th grade? 4th Grade Denominators: 2, 3, 4, 5, 6, 8, 10, 12, 100Multiplying a whole number by a fraction

Explaining Equivalency

Comparing Fractions with Different Numerators and Denominators

Add and subtract with like denominators

Annie4

Any modifications are displayed in the maroon color. Many of the lessons are extensions into 5th grade standards. These are optional. Updated Pacing Guide

Click on me to see Lesson 1 modeled! 6

Modeled MethodHow do Lessons 4-6 extend?

Try problems from the problem set. Mrs. Beach made copies for 4 reading groups. Each reading group needed 6 copies. How many copies were needed for the class?

Draw a tape diagram.

Write a multiplication or addition sentence to solve.

Listen secondLesson 7: Modeled MethodFill out the T-chart to compare Lessons 7-8, and 9-10Lessons 7-8: Use the area model and multiplication to show the equivalence of two fractions.

Click on me to see Lesson 7 modeled! Lesson 7- skip application problem, Lesson 8 application8Plan Lesson 12: Reason using benchmarks to compare two fractions on a number line

How does Lesson 13 extend?

9Lesson 14: Reviews 3rd Grade ComparisonsLesson 15: Extends into different denominators

Click

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Lesson 16: Composing and decomposing the whole in different ways

Lesson 17: Taking from 1, or a mixed numberLesson 18: Carousel Model

Click What other ways could this carousel model be done? 11Topic E: Preview of Lessons 22-23

Lessons 24-25: Extension, promotes flexible thinking

Lesson 26: Reasoning using benchmark fractions, try problems from the problem set

Click 12Topic F: Different Methods for Solving Addition and Subtraction of FractionsLesson 33:

Topic G: Modeled MethodsLessons 35-36: Represent multiplication of n times a/b as (n x a) / b using the associative property and visual modelsLessons 37-39: Optional

Click 13