7th Standard Mathematics unit 1 book back exercise answer Tamil & English medium pdf

Tamil medium 

 எண்ணியல் Ex 1.1 Click here

எண்ணியல் Ex 1.2 Click here

எண்ணியல் Ex 1.3 Click here

எண்ணியல் Ex 1.4 Click here

எண்ணியல் Ex 1.5 Click here

எண்ணியல் Ex 1.6 Click here 

English medium 

Number System Intext Questions Click here
Number System Ex 1.1 Click here
Number System Ex 1.2 Click here
Number System Ex 1.3 Click here
Number System Ex 1.4 Click here
Number System Ex 1.5 Click here
Number System Ex 1.6 Click here

Number System Additional Questions Click here