Corwin, Rebecca <br/><br/>
Seeing fractions a unit for the upper elementary grades 

 - 126p.: ill. ; 28cm. 
<br/><br/><label>ISBN: </label>801109264 
<br/><br/><label>ISSN: </label>a 
<br/><br/><label>Dewey Class. No.: </label>513.2 C8193s 1990