Tool:
Subtracting Fractions with Common Denominators 
Screenshot:

Go to: 
http://www.conceptuamath.com/fractions.html#SubtractingCD
(opens a new window)

Description: 
This interactive tool is one of a series of tools created by Conceptua Math that are designed for teacherfacilitated instruction. Teachers can use the Subtracting Fractions with Common Denominators tool to help students build a deep conceptual understanding of what it means to subtract one fraction from another and to understand the term "common denominator" through the use of multiple models. Easytouse features such as dragging, hide/show and linking assist students in connecting conceptual understanding to the procedure of subtraction in a systematic and clear sequence when teachers begin by working with models only, models and numbers and then numbers only. Designed to work on an interactive white board.

Technology Type: 
Flash  
Author: 
Conceptua Math 
Language: 
English  
Cost: 
Does not require payment for use 

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Courses: 
Math 4 
Subtracting fractions 
 Math 5 
Subtracting fractions 
 Math 6 
Subtracting fractions 
 Math 7 
Subtracting fractions 
