Class 9 Maths Chapter 1 - Number Systems. Covers all basics: Natural, Whole, Integers, Rational, Irrational, Real Numbers (N⊂W⊂Z⊂Q⊂R), Decimal Types (Terminating, Non-terminating recurring/non-recurring) with examples. Includes solved exercises 1.1, 1.2, 1.3 from NCERT and GSEB.

Perfect for quick revision and exam preparation. 2025-26 syllabus.

Complete and neat handwritten notes for Class 9 Maths