Sir, Namaste.                                      Aap jis tarike se maths ke sums explain karte he vo mera daughter ko bahout achee se samze aate hai.  (Thanku..😊 )         Sir , abhi uasko sirf science ke physic subject ke sums  hard jata hai kya maths ki tarah science ki bhi help plz... kar do na sir... mai mera iss message ke reply ke liye wait karungi