Midthun, Joseph <br/><br/>
Subtraction / 
Joseph Midthun. 
 - Chicago, Ill. :  World Book, a Scott Fetzer Company,  2022. 
 - 40 pages :  col. ill.;  26 cm. 
 - Building blocks of math. .
<br/><br/><label>ISBN: </label>978-0-7166-4453-8 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Subjects--Geographic Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>Ref.  513.212  M629  2022