Patilla, Peter. <br/><br/>
Starting off with adding and subtracting /  [book] 
 Adding and subtracting 

 - Oxford [England] :  Oxford University Press,  c2000. 
 - 32 p. :  col. ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0199106673 (cloth) :  �7.99 0199106681 (pbk.) :  �4.99 0199106673 (cloth)  0199106681 (pbk.)  0199106673 (cloth) :  ��7.99 0199106681 (pbk.) :  ��4.99 
<br/><br/><label>LCCN: </label>00102969  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Addition<br/>Subtraction
<br/><br/><label>LC Class. No.: </label>QA115  / .P28 2000 
<br/><br/><label>Dewey Class. No.: </label>513.2/11 513.21