Least Common Denominators

In this tutorial, students will be exposed to the strategy of finding the least common denominator for certain cases. Elementary teachers should note this is not a requirement for elementary standards and consider whether this video will further student knowledge or create confusion. This chapter explains how to find the smallest possible common denominator. For example, 2/3 + 5/4 = 8/12 + 15/12 = 23/12.

Resource ID#: 122859 Type: Tutorial

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Direct Link: http://whyu.net/media/download/Pre-Algebra%2015%20-%20Least%20Common%20Denominators%20-%20small.mp4

General Information

Subject(s): Mathematics

Grade Level(s): 5, 6

Intended Audience: Educators , Students

Suggested Technology: Computer for Presenter, Computers for Students, Internet Connection, Interactive Whiteboard, Speakers/Headphones

Keywords: fractions;, Least Common Denominator;, Prime Factorization;, Addition;, Subtraction;

Instructional Component Type(s): Tutorial, Video/Audio/Animation,

Instructional Design Framework(s): Direct Instruction

Resource Collection: Secondary Math specific existing tutorials

Aligned Standards

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