Cayanan, Antonieta M. <br/><br/>
The San Pedro Central School grade v pupils' diificulties in performing the four fundamental operations in fractions, for the school year 2011-2012 
Antonieta M. Cayanan 
 - Puerto Princesa City  Holy Trinity College  2011-2012 
 - 17p. 
<br/><br/>Education/Administration and Supervision 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Education/Administration and Supervision
<br/><br/><label>LC Class. No.: </label>T-01181