Lacsamana-Jensen, Paz A. <br/><br/>
Speed math : multiplication and addition 

 - Pasig City    Anvil Pub.  2005 
 - 85 p. 
<br/><br/><label>ISBN: </label>971-27-1536-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics - study and teaching
<br/><br/><label>Dewey Class. No.: </label>Fil 510 L11s