Question: how to calculate percentage of marks of 10th class kerala state board?
Answer: Consider A+ 9 point A - 8 and B+ 7 points so and so. Out of 10 subjects you scored 70 points. Pass percentage will be like. Point scored + [no of subjects /20. So, if you scored 70 points. Total pass percentage will be 70 = [10/2] = 75% your official pass percentage.