NCERT Solutions for Class 8 Mathematics

Chapter 1: Rational Numbers

In this chapter the main key concepts you will be learning are Properties of Rational Numbers, Representation of Rational Numbers on the Number Line, Rational Numbers between Two Rational Numbers,

Chapter 2: Linear Equations in One Variable

In this chapter the main key concepts you will be learning are Solving Equations which have Linear Expressions on one Side and Numbers on the other Side, Some Applications, Solving Equations having the Variable on both Sides, Some More Applications, Reducing Equations to Simpler Form, Reducing Equations to Simpler Form, Equations Reducible to the Linear Form.

Chapter 3: Understanding Quadrilaterals

In this chapter the main key concepts you will be learning are Polygons, Sum of the Measures of the Exterior Angles of a Polygon, Kinds of Quadrilaterals, and Some Special Parallelograms.

Chapter 4: Practical Geometry

In this chapter the main key concepts you will be learning are constructing a Quadrilateral, Some Special Cases.

Chapter 5: Data Handling

In this chapter the main key concepts you will be learning are looking for Information, Organising Data, Grouping Data, Circle Graph or Pie Chart, Chance and Probability.

Chapter 6: Squares and Square Roots

In this chapter the main key concepts you will be learning are Properties of Square Numbers, Some More Interesting Patterns, Finding the Square of a Number, Square Roots, Square Roots of Decimals, and Estimating Square Root.

Chapter 7: Cubes & Cube Roots

In this chapter the main key concepts you will be learning are Introduction to Cubes, Cube Roots.

Chapter 8: Comparing Quantities

In this chapter the main key concepts you will be learning are Recalling Ratios and Percentages, Finding the Increase or Decrease Per cent, Finding Discounts, Prices Related to Buying and Selling (Profit and Loss), Sales Tax/Value Added Tax, Compound Interest, Deducing a Formula for Compound Interest, Rate Compounded Annually or Half Yearly (Semi Annually), Applications of Compound Interest Formula.

Chapter 9: Algebraic Expressions and Identities

In this chapter the main key concepts you will be learning are What are Expressions?, Terms, Factors and Coefficients, Monomials, Binomials and Polynomials, Like and Unlike Terms, Addition and Subtraction of Algebraic Expressions, Multiplication of Algebraic Expressions: Multiplying a Monomial by a Monomial, Multiplying a Monomial by a Polynomial, Multiplying a Polynomial by a Polynomial, What is an Identity?, Standard Identities, Applying Identities.

Chapter 10: Visualizing Solid Shapes

In this chapter the main key concepts you will be learning are Views of 3D-Shapes, Mapping Space around Us, Faces, Edges and Vertices.

Chapter 11: Mensuration

In this chapter the main key concepts you will be learning are Area of Trapezium, Area of a General Quadrilateral, Area of a Polygon, Solid Shapes, Surface Area of Cube, Cuboid and Cylinder, Volume of Cube, Cuboid and Cylinder, Volume and Capacity.

Chapter 1: Rational Numbers

In this chapter the main key concepts you will be learning are Properties of Rational Numbers, Representation of Rational Numbers on the Number Line, Rational Numbers between Two Rational Numbers,

Chapter 2: Linear Equations in One Variable

In this chapter the main key concepts you will be learning are Solving Equations which have Linear Expressions on one Side and Numbers on the other Side, Some Applications, Solving Equations having the Variable on both Sides, Some More Applications, Reducing Equations to Simpler Form, Reducing Equations to Simpler Form, Equations Reducible to the Linear Form.

Chapter 3: Understanding Quadrilaterals

In this chapter the main key concepts you will be learning are Polygons, Sum of the Measures of the Exterior Angles of a Polygon, Kinds of Quadrilaterals, and Some Special Parallelograms.

Chapter 4: Practical Geometry

In this chapter the main key concepts you will be learning are constructing a Quadrilateral, Some Special Cases.

Chapter 5: Data Handling

In this chapter the main key concepts you will be learning are looking for Information, Organising Data, Grouping Data, Circle Graph or Pie Chart, Chance and Probability.

Chapter 6: Squares and Square Roots

In this chapter the main key concepts you will be learning are Properties of Square Numbers, Some More Interesting Patterns, Finding the Square of a Number, Square Roots, Square Roots of Decimals, and Estimating Square Root.

Chapter 7: Cubes & Cube Roots

In this chapter the main key concepts you will be learning are Introduction to Cubes, Cube Roots.

Chapter 8: Comparing Quantities

In this chapter the main key concepts you will be learning are Recalling Ratios and Percentages, Finding the Increase or Decrease Per cent, Finding Discounts, Prices Related to Buying and Selling (Profit and Loss), Sales Tax/Value Added Tax, Compound Interest, Deducing a Formula for Compound Interest, Rate Compounded Annually or Half Yearly (Semi Annually), Applications of Compound Interest Formula.

Chapter 9: Algebraic Expressions and Identities

In this chapter the main key concepts you will be learning are What are Expressions?, Terms, Factors and Coefficients, Monomials, Binomials and Polynomials, Like and Unlike Terms, Addition and Subtraction of Algebraic Expressions, Multiplication of Algebraic Expressions: Multiplying a Monomial by a Monomial, Multiplying a Monomial by a Polynomial, Multiplying a Polynomial by a Polynomial, What is an Identity?, Standard Identities, Applying Identities.

Chapter 10: Visualizing Solid Shapes

In this chapter the main key concepts you will be learning are Views of 3D-Shapes, Mapping Space around Us, Faces, Edges and Vertices.

Chapter 11: Mensuration

In this chapter the main key concepts you will be learning are Area of Trapezium, Area of a General Quadrilateral, Area of a Polygon, Solid Shapes, Surface Area of Cube, Cuboid and Cylinder, Volume of Cube, Cuboid and Cylinder, Volume and Capacity.