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Official CBSE Board Best of 5 Subjects Calculator

CBSE Class 10th & 12th Best of 5 Percentage Calculator (Official Rule)

Calculate CBSE Class 10 & 12 board percentage using the official Best of 5 rule (1 Mandatory Language + Top 4 scoring academic or additional skill subjects).

Enter 6 Subject Marks (Out of 100) Language 1 is Compulsory
FIRST DIVISION WITH DISTINCTION
CBSE Best of 5 Percentage
89.60%
Aggregate: 448 / 500 Marks
Counted 5 Subjects: Lang1 + Sub3 + Sub5 + Skill6 + Sub4
Replaced Lowest Subject: Subject 2 (72 Marks - Replaced by Skill)
Overall 6 Subjects Average: 86.67% (448 vs 520)
Percentage Gain via Best 5: +2.93% Gain ✓
📜 Official CBSE Examination Bye-Laws Rule 40.1(iii) applied.
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CBSE Class & Stream Best of 5 Specifications

Click any stream to configure academic subjects, language rule, and additional skill subject replacements.

Stream Deep-Links
500 Marks 1 Lang + 4 Best

Class 10th All Streams

1 Language + Top 4 (Maths, Science, SST, AI/IT/Hindi)

Best of 5 Rule Calculate →
500 Marks 1 Lang + 4 Best

Class 12th PCM / PCB Science

English + Top 4 (Physics, Chem, Math/Bio, CS/P.Ed)

Best of 5 Rule Calculate →
500 Marks 1 Lang + 4 Best

Class 12th Commerce

English + Top 4 (Accounts, Economics, B.St, Math/Applied Math)

Best of 5 Rule Calculate →
500 Marks 1 Lang + 4 Best

Class 12th Arts / Humanities

English + Top 4 (History, Pol Sci, Geography, Psychology)

Best of 5 Rule Calculate →

Frequently Asked Questions on CBSE Best of 5 Calculation

1. What is the official CBSE Best of 5 calculation rule?

CBSE mandates that board percentage is calculated out of 500 marks comprising 1 Compulsory Language (English/Hindi) plus the top 4 highest scoring remaining academic or skill subjects.

2. Can an additional 6th skill subject replace a main core subject?

Yes. Under the CBSE Skill Subject Scheme, if a student scores lower in Science, Mathematics, or Social Science, the 6th additional skill subject (IT, AI, Computer Applications) replaces the lowest scoring main subject.

3. Does the Best of 5 rule apply to Class 12 college admissions?

Yes. For Delhi University and various university cutoffs, candidates with 6 subjects can count their mandatory language plus the top 4 scoring domain subjects.

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