Angeles, Florinda V., <br/><br/>
Mathematics in a challenging world grade 1/ 
Florinda V. Angeles, Patricia D. Sapin. 
 - 416 pages:  illustrations;  28 cm. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>9717191735 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>Dewey Class. No.: </label>510  / A4