NCERT Math Solution Class 7th (offline) description

Chapter 1 - Integers
Chapter 2 - Fractions and Decimals
Chapter 3 - Data Handling
Chapter 4 - Simple Equations
Chapter 5 - Lines and Angles
Chapter 6 - The Triangle and Its Properties
Chapter 7 - Congruence of Triangles
Chapter 8 - Comparing Quantities
Chapter 9 - Rational Numbers
Chapter 10 - Practical Geometry
Chapter 11 - Perimeter and Area
Chapter 12 - Algebraic Expressions
Chapter 13 - Exponents and Powers
Chapter 14 - Symmetry
Chapter 15 - Visualising Solid Shapes