Class 10 Maths SA1 Key Paper 2026 – DCEB Narayanpet Scoring Key & Solutions PDF

The District Common Examination Board (DCEB), Narayanpet conducted the Summative Assessment – I (SA-1) for Class 10 (SSC) Mathematics (English Medium) for the academic year 2026–2027. To help teachers ensure fair and uniform spot valuation and allow SSC students to verify solutions step-by-step, we have published the official Principles of Evaluation and Step-by-Step Scoring Key.

Examination Overview
Academic Year: 2026–27
Class / Standard: Class X (SSC)
Subject: Mathematics (English Medium)
Exam: Summative Assessment – I (SA-1)
Authority: DCEB Narayanpet (Telangana SCERT Syllabus)
Max. Marks & Time: 80 Marks | 3:15 Hours

Key Highlights of Principles of Valuation:

  • General Valuation Guidelines: Full credit awarded for any mathematically valid alternate method, formula, or logical reasoning leading to the correct result.
  • Step-by-Step Marking: Detailed marks breakdown for Section I (12 Marks), Section II (24 Marks), and Section III (24 Marks).
  • Syllabus Coverage: Step-wise solutions for Euclid's Division Algorithm, Set-builder & Operations, Logarithms, Polynomial Graphs, Similar Triangles Construction, and Grouped Data Statistics (Median & Mode).

Preview Key Paper PDF:

📢 Share with Teachers & Students: Help colleagues and secondary students prepare effectively by sharing this scoring key across your school complexes and teacher WhatsApp groups.

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