धनात्मक एवं ऋणात्मक संख्याओं का जोड़ , घटाना। Basic math class by Deepak Sahu

[@vikasthakur2022]

Nice sir aap yese hi hame logo ko sikhate rahiye

[@Lb_electric_work]

Nice ❤❤

[@Vicky_Sing]

First ka -20
Second ka 128

[@vijendervarma1536]

1,,,,,-16
2,,,,,,,128