Arithmetic Operations with Fractions -

Arithmetic Operations with Fractions

Resource ID#: 122671   Primary Type: Tutorial Submit Feedback




Direct Link: http://whyu.net/media/download/Pre-Algebra 12 - Arithmetic Operations with Fractions - small.mp4 *

In this tutorial, the four operations are applied to fractions with the visualization of the number line. This tutorial starts by adding fractions with the same denominators and explains the logic behind multiplication of fractions. This tutorial also highlights the application and extension of previous understandings of mulitplication to multiply a fraction or whole number by a fraction.

a. Interpret the product (a/b) x q as a parts of a partition of q into b equal parts; equivalently, as the result of a sequence of operations a x qdivided byb. In general, (a/b) x (c/d) = ac/bd.


Subject(s): Mathematics

Grade Level(s): 5

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

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