Numbers 1 - 9. - 

 - Nairobi   Queenex Publishers   [20-?]. 
<br/><br/><label>ISBN: </label>978-9966-140425 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic - Elementary education.
<br/><br/><label>Dewey Class. No.: </label>372.72 NUM