Chandigarh, Sept. 21 -- Arnav Yadav a student of Class 3 of PML SD Public School, Sector- 32C, Chandigarh brings laurels to the school. Arnav participated in the prestigious 44th AMATA International Abacus Competition held on 16th August 2025, competing with students from across the globe. He demonstrated exceptional speed and accuracy by solving 100 sums in just 10 minutes and was honoured with the highest title of 'champion of champions.' The entire PML SD School family is proud of Arnav and wishes him continued success in all his future endeavours....