A new Class 9 mathematics textbook by the National Council of Educational Research and Training (NCERT) calls the Sindhu-Sarasvati civilisation the first systematic use of grid-based thinking, says ...
Explained | CBSE’s two-level system for Mathematics, Science from Class 9: What changes for students
Students can choose Standard or Advanced from 2026–27; first batch under new system to take boards in 2028.
This is part of ‘Ganit Manjari,’ the newly introduced NCERT Mathematics textbook for Grade 9.
Sanjay Sharma / TOI Education / Apr 04, 2026, 13:48 IST ...
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