CBSE grading system class 10 class 12 (Hindi) | How CBSE calculates Grade | What is Positional Grade 

What is positional grade, how CBSE calculates grade in Board Exams, CBSE grades in class 10 and class 12, CBSE grading system in class 10 2021, CBSE grading system in class 12 2021, CBSE subject wise grading, marks les but A1 grade, marks are more but A2 grade CBSE, 97 marks but A2 grade, CBSE grade calculation formula, learn how CBSE calculates grade or assign grades to the students