State Council of Educational Research and Training <br/><br/>
9 ஆம் வகுப்பு -கணக்கு 

 - Chennai  Tamil Nadu Textbook and Educational Services Corporation  2025 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / SCE