Hellow guys, Welcome to my website, and you are watching Purno Sonkhar Jog o Biyog, পূর্ণসংখ্যার যোগ-বিয়োগ WBBSE Mathematics - Class 7 (সপ্তম শ্রেণী). and this vIdeo is uploaded by Skillinfix at 2021-02-15T23:46:27-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.