RD Sharma Solutions for Class 8 Maths Chapter-Wise Explanation
Students can use the RD Sharma Solutions for Class 8, which are prepared by expert teachers to help them understand the subject better. Practicing these chapter-wise exercises helps students build strong concepts and score well in exams.
RD Sharma Solutions for Class 8 Maths Chapter 1 – Rational Numbers
- Chapter 1 explains Rational Numbers and important topics like:
- Addition and subtraction of rational numbers with their properties
- Simplifying expressions involving addition and subtraction
- Multiplication and division of rational numbers with properties
- Showing rational numbers on a number line
- Finding rational numbers between two given rational numbers
This chapter builds a strong foundation in rational numbers through clear examples and step-by-step solutions.
RD Sharma Solutions for Class 8 Maths Chapter 2 – Powers
- In Chapter 2: Powers, students learn about:
- Negative integral exponents
- The decimal number system
- Laws of integral exponents
- How to use exponents to write very small numbers in standard form
RD Sharma Solutions for Class 8 Maths Chapter 3 – Squares and Square Roots
RD Sharma Solutions for Class 8 Maths Chapter 3 covers:
- Squares of numbers and important square numbers
- Properties and patterns of square numbers
- Shortcuts for finding squares (column, visual, and diagonal methods)
- Square roots by prime factorisation and long division method
- Square roots of fractions and decimal numbers
- Estimating square roots using square root tables
RD Sharma Solutions for Class 8 Maths Chapter 4 – Cubes and Cube Roots
RD Sharma Solutions for Class 8 Maths Chapter 4, students will study:
- Cubes of numbers and perfect cube numbers
- Properties of cubes, and how to find cubes using the column method
- Cube roots of negative integers and rational numbers
- Finding cube roots by prime factorisation and using cube root tables
RD Sharma Solutions for Class 8 Maths Chapter 5 – Playing with Numbers
RD Sharma Solutions for Class 8 Maths Chapter 5 covers:
- How to express numbers in a general form
- Interchanging digits of numbers
- Divisibility tests (for 2, 3, 4, 5, 6, 9, 10, and 11)
- Introduction to cryptarithms (puzzles involving numbers)
RD Sharma Solutions for Class 8 Maths Chapter 6 – Algebraic Expressions and Identities
RD Sharma Solutions for Class 8 Maths Chapter 6 covers:
- Addition, subtraction, multiplication, and division of algebraic expressions like monomials and binomials
- Special identities, which are formulas that are true for all values
- How to apply these identities in solving problems
RD Sharma Solutions for Class 8 Maths Chapter 7 – Factorisation
RD Sharma Solutions for Class 8 Maths Chapter 7 covers:
- Factorisation of algebraic expressions
- Finding common factors, greatest common factor, and grouping terms
- Special cases like difference of squares, perfect square factorisation, and factorising polynomials
RD Sharma Solutions for Class 8 Maths Chapter 8 – Division of Algebraic Expressions
In Chapter 8 of RD Sharma’s textbook, students learn about division of algebraic expressions. Topics include dividing a monomial by a monomial, division of polynomials in one variable, dividing a polynomial by a binomial using long division, and division using factorisation.
RD Sharma Solutions for Class 8 Maths Chapter 9 – Linear Equation in One Variable
Chapter 9 focuses on Linear Equations in One Variable. Students learn how to solve equations with variables on one side and numbers on the other, using the transposition method, the cross-multiplication method, and applying linear equations to real-life problems.
RD Sharma Solutions for Class 8 Maths Chapter 10 – Direct and Inverse Variations
In Chapter 10, students are introduced to Direct and Inverse Variations. The chapter explains the concepts and differences between direct and inverse variation, along with practical examples where these are used.
RD Sharma Solutions for Class 8 Maths Chapter 11 – Time and Work
RD Sharma Solutions for Class 8 Maths Chapter 11 explains Time and Work problems using basic rules like:
- If A completes work in n days, A’s one day work = 1/n.
- If A’s one day work = 1/n, A will finish the work in n days.
RD Sharma Solutions for Class 8 Maths Chapter 12 – Percentage
In Chapter 12, students review and practice the topic of Percentage. They revisit the basic concepts learned in earlier classes and practice a variety of percentage problems provided in RD Sharma’s textbook.
RD Sharma Solutions for Class 8 Maths Chapter 13 – Profit, Loss, Discount and Value Added TAX (VAT)
Chapter 13 covers Profit, Loss, Discount, and VAT. Students revise the basic formulas learned in Class 7 and explore advanced topics like discount, sales tax, and value-added tax (VAT) with practical problems.
RD Sharma Solutions for Class 8 Maths Chapter 14 – Compound Interest
In Chapter 14, students move from simple interest to compound interest. They learn how to calculate compound interest annually, half-yearly, and quarterly using formulas. The chapter also covers population growth problems, depreciation, and inverse problems on compound interest.
RD Sharma Solutions for Class 8 Maths Chapter 15 – Understanding Shapes – I (Polygons)
In Chapter 15, students will learn about shapes and polygons. It explains basic ideas of plane surfaces we see in daily life, like study tables or blackboards, and helps students understand the basic properties of polygons.
RD Sharma Solutions for Class 8 Maths Chapter 16 – Understanding Shapes – II (Quadrilaterals)
Chapter 16 teaches students about quadrilaterals. They learn about the angle sum property of quadrilaterals, the interior and exterior angles, convex quadrilaterals, and angle properties for different polygons.
RD Sharma Solutions for Class 8 Maths Chapter 17 – Understanding Shapes – III (Special Types of Quadrilaterals)
In Chapter 17, students study special quadrilaterals like trapezium, parallelogram, rhombus, rectangle, and square, along with their unique properties and characteristics.
RD Sharma Solutions for Class 8 Maths Chapter 18 – Practical Geometry (Constructions)
Chapter 18 focuses on constructing quadrilaterals when certain conditions are given, like four sides and one diagonal, three sides and two diagonals, or three angles and two sides.
RD Sharma Solutions for Class 8 Maths Chapter 19 – Visualising Shapes
In Chapter 19, students learn to visualize 3D shapes using 2D drawings. Topics include polyhedra, prisms, pyramids, platonic solids, and how to represent 3D objects through nets.
RD Sharma Solutions for Class 8 Maths Chapter 20 – Mensuration – I (Area of a Trapezium and a Polygon)
In Chapter 20, students study formulas to find the area of a trapezium and how to calculate areas of polygons like squares, rectangles, triangles, and parallelograms.
RD Sharma Solutions for Class 8 Maths Chapter 21 – Mensuration – II (Volumes and Surface Areas of a Cuboid and a Cube)
Chapter 21 explains volume and surface area concepts for cuboids and cubes. It includes formulas to calculate volume, total surface area, lateral surface area, and wall surface area.
RD Sharma Solutions for Class 8 Maths Chapter 22 – Mensuration – III (Surface Area and Volume of a Right Circular Cylinder)
In Chapter 22, students learn about right circular cylinders, how to calculate their surface area, volume, and how to solve problems on hollow cylinders as well.
RD Sharma Solutions for Class 8 Maths Chapter 23 – Data Handling – I (Classification and Tabulation of Data)
Chapter 23 introduces data classification and tabulation. Students learn about discrete and continuous frequency distribution, how to organize data, and create tables and charts.
RD Sharma Solutions for Class 8 Maths Chapter 24 – Data Handling – II (Graphical Representation of Data as Histogram)
In Chapter 24, students learn how to show grouped frequency distribution using histograms. This chapter builds on the bar graph concepts learned in earlier classes.
RD Sharma Solutions for Class 8 Maths Chapter 25 – Data Handling – III (Pictorial Representation of Data as Pie Charts or Circle Graphs)
RD Sharma Solutions for Class 8 Maths Chapter 25 explains pie charts (circle graphs) and how to read and interpret pie charts to extract useful information from data.
RD Sharma Solutions for Class 8 Maths Chapter 26 – Data Handling – IV (Probability)
In Chapter 26, students study the basic ideas of probability. They understand how to calculate the chance of an event happening using simple experiments.
RD Sharma Solutions for Class 8 Maths Chapter 27 – Introduction to Graphs
RD Sharma Solutions for Class 8 Maths Chapter 27 introduces graphs. Students learn to plot points on the cartesian plane, draw graphs, and understand how to read and interpret simple graphs using plotted points.
Benefits of RD Sharma Solutions for Class 8 Maths
- These solutions are prepared by expert teachers at Home-Tution with a focus on accuracy.
- Students can easily access step-by-step solutions for each exercise in PDF format.
- Graphs and illustrations are included to help students understand concepts in a visual and simple way.
- Students can find and fix their weak areas by using these solutions for self-assessment.
- The solutions are easy to follow, making it simpler for students to remember formulas and key concepts.
- Students get complete study material for Class 8 Maths, with step-by-step explanations to help them understand the topics more clearly.
Frequently Asked Questions
Ans. There are 27 chapters in Class 8 Maths RD Sharma Solutions, covering all important topics like Algebra, Geometry, Mensuration, Data Handling, and more.
Ans. RD Sharma Solutions provide step-by-step explanations, help students understand concepts clearly, improve problem-solving skills, and are great for practice and revision.
Ans. Yes, RD Sharma is a very good book for building strong basics and practicing a variety of questions, making it helpful for school exams, though it's always good to also revise NCERT textbooks for full syllabus coverage.