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 qb. In general, (a/b) x (c/d) = ac/bd.
Computer for Presenter, Computers for Students, Internet Connection, Interactive Whiteboard, Speakers/Headphones
Clicking the link/button above will direct you to an external or third-party webpage. We are not responsible for the
content or availability of external websites. Please note that the privacy and security policies of the linked site may differ
from those on FloridaStudents.org. If you encounter an issue please contact us as soon as possible.