Jensen, Paz A. <br/><br/>
Speed math /  multiplication and addition 
Paz A. Lacsamana - Jensen 
 - Philipines  Anvil Pub.  2004 
 - 85p.  ill.  21cm. 
<br/><br/>Includes bibliography 
<br/><br/><label>ISBN: </label>9712715361  RM49.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (secondary)