CBSE releases marks breakup for Class 10 and 12 exams
CBSE just dropped the marks breakup for Class 10 and 12 board exams (2026-27 session), laying out exactly how your scores will be split between written papers, practicals, projects, and internal assessments.
This update should make it easier for students to plan their prep and focus where it matters most ahead of the 2027 boards.
Class 10 and 12 subject weightages
For Class 10, core subjects like Hindi, English, and science have an 80%:20% split favoring written exams.
Home science is marked 70% for theory and 30% for practicals, while computer applications is a straight 50%:50% between theory and practicals.
In Class 12, patterns shift by subject: physics and chemistry go with a 70%:30% theory-to-practical ratio; math and economics lean heavily on theory with an 80%:20% split.
Vocational courses like multimedia get an even balance between theory and practicals.