Complete Solutions for Samacheer Kalvi 8th Standard Maths Book

Samacheer Kalvi 8th Maths Book Solutions offers step-by-step solutions for all chapters. Get expert guidance and improve your learning for better exam results.

Sample Questions and Answers for 8th Maths

Question 1: What is the sum of 56 and 89?
Answer: The sum of 56 and 89 is 145.

Question 2: Subtract 45 from 150. What is the result?
Answer: The result of subtracting 45 from 150 is 105.

Question 3: Multiply 15 by 12. What do you get?
Answer: 15 multiplied by 12 equals 180.

Question 4: Divide 144 by 12. What is the quotient?
Answer: When you divide 144 by 12, the quotient is 12.

Question 5: Find the perimeter of a rectangle with length 20 cm and width 10 cm.
Answer: The perimeter of the rectangle is 60 cm.

Question 6: What is the area of a triangle with base 8 cm and height 5 cm?

Answer: The area of the triangle is 20 square cm.

Question 7: How do you find the average of 12, 15, and 18?
Answer: To find the average, add the numbers (12 + 15 + 18 = 45) and divide by 3. The average is 15.

Question 8: What is the difference between 78 and 42?
Answer: The difference between 78 and 42 is 36.

Question 9: How do you convert 0.75 into a fraction?
Answer: 0.75 is equal to 3/4 when expressed as a fraction.

Question 10: What is the product of 36 and 4?
Answer: The product of 36 and 4 is 144.

Question 11: Find the LCM of 6 and 9.
Answer: The LCM of 6 and 9 is 18.

Question 12: What is the HCF of 20 and 30?
Answer: The HCF of 20 and 30 is 10.

Question 13: What is the value of x if x + 7 = 15?
Answer: The value of x is 8.

Question 14: If a person buys 3 pens for Rs. 15, what is the cost of 5 pens?
Answer: The cost of 5 pens would be Rs. 25.

Question 15: Convert 25% into a fraction.
Answer: 25% is equal to 1/4 as a fraction.

Question 16: What is the area of a circle with a radius of 7 cm?
Answer: The area of the circle is 154 square cm.

Question 17: Find the sum of the first 10 even numbers.
Answer: The sum of the first 10 even numbers is 110.

Question 18: What is the volume of a cube with side length 4 cm?
Answer: The volume of the cube is 64 cubic cm.

Question 19: If a rectangle has a length of 12 cm and width of 6 cm, what is its area?
Answer: The area of the rectangle is 72 square cm.

Question 20: What is the square of 11?
Answer: The square of 11 is 121.

Sample Questions and Answers for 8th Science

Question 1: What is the chemical formula for water?
Answer: The chemical formula for water is H2O.

Question 2: What are the three states of matter?
Answer: The three states of matter are solid, liquid, and gas.

Question 3: What is the difference between an element and a compound?
Answer: An element is a substance made up of only one type of atom, while a compound is made up of two or more elements chemically bonded together.

Question 4: What is the boiling point of water in Celsius?
Answer: The boiling point of water is 100°C.

Question 5: Define the term 'photosynthesis.'
Answer: Photosynthesis is the process by which green plants use sunlight to synthesize foods from carbon dioxide and water.

Question 6: What is the law of conservation of mass?
Answer: The law of conservation of mass states that mass can neither be created nor destroyed in a chemical reaction.

Question 7: What is the primary function of the heart?
Answer: The primary function of the heart is to pump blood throughout the body, supplying oxygen and nutrients to tissues.

Question 8: What is the difference between conductors and insulators?
Answer: Conductors are materials that allow electricity to flow easily, while insulators are materials that resist the flow of electricity.

Question 9: How does a magnifying glass work?
Answer: A magnifying glass works by bending light rays to make objects appear larger.

Question 10: What is an ecosystem?
Answer: An ecosystem is a community of living organisms interacting with each other and their physical environment.

Question 11: What is the main function of the digestive system?
Answer: The main function of the digestive system is to break down food into nutrients that the body can absorb and use.

Question 12: What is the difference between a renewable and non-renewable resource?
Answer: Renewable resources can be replenished naturally over time, while non-renewable resources are finite and cannot be replaced once used.

Question 13: What is the SI unit of force?
Answer: The SI unit of force is the Newton (N).

Question 14: What is the principle behind the working of a lever?
Answer: A lever works on the principle of a mechanical advantage, where a force applied to a lever results in an increased output force.

Question 15: How is the Earth's atmosphere divided?
Answer: The Earth's atmosphere is divided into five layers: the troposphere, stratosphere, mesosphere, thermosphere, and exosphere.

Question 16: What are the components of blood?
Answer: The components of blood are plasma, red blood cells, white blood cells, and platelets.

Question 17: What is an electric circuit?
Answer: An electric circuit is a closed loop through which electric current flows.

Question 18: What is the process of evaporation?
Answer: Evaporation is the process by which a liquid turns into a gas due to heat.

Question 19: What is the difference between sound waves and light waves?
Answer: Sound waves are mechanical waves that need a medium to travel, while light waves are electromagnetic waves and can travel through a vacuum.

Question 20: How does a plant obtain its nutrients?
Answer: Plants obtain their nutrients from the soil through their roots, and they also make food using sunlight in the process of photosynthesis

Best Indian Books for Samacheer Kalvi 8th Maths Book Solutions

Samacheer Kalvi 8th Maths Solutions by S. Ramaswamy – Sura Books
This book provides comprehensive solutions for the entire 8th-grade mathematics syllabus. It contains detailed explanations, step-by-step solutions, and practice exercises for every chapter. The focus is on problem-solving, covering algebra, geometry, and basic arithmetic concepts.

Mathematics for Class 8 by R.S. Aggarwal – S. Chand Publishing
A highly recommended book for students following the Samacheer Kalvi curriculum, it covers a wide range of questions and exercises with answers. This book is known for its well-structured problems that help in mastering concepts like linear equations, percentage, and probability.

Class 8 Maths Solutions for Tamil Nadu Board by M. K. Sen – New Horizon Academy
This book offers solutions and explanations that cater specifically to Tamil Nadu state board students. It breaks down complex problems into simpler steps and focuses on improving the student's understanding of geometry, algebra, and measurement.

Samacheer Kalvi 8th Maths Workbook by Prakash Publication
Ideal for students who want to practice a variety of problems, this workbook includes chapter-wise questions based on the latest curriculum. It also includes additional practice problems and tips for exam preparation.

Mathematics – Class 8 (Tamil Nadu State Board) by R. P. Bhatnagar – Oxford University Press
This book provides precise explanations of important mathematical concepts, with a focus on application-based problems. It also includes solved examples and practice problems for a thorough understanding of each topic.

All-in-One Mathematics Class 8 by Arihant Experts – Arihant Publications
This is a comprehensive book for class 8 students that covers every chapter in-depth, with plenty of solved examples and practice questions. It focuses on helping students develop problem-solving techniques and mastering difficult concepts.

Simplified Mathematics for Class 8 by R. S. Sharma – Viva Education
Known for its simplicity and clarity, this book is perfect for students who struggle with math. It focuses on breaking down complicated problems into simpler forms and includes plenty of exercises for practice.

Mathematics Solutions for Class 8 (Tamil Nadu) by V. N. Suresh – S. K. Publishers
This book contains topic-wise solutions with ample practice questions for students. It also includes important tips and tricks to enhance problem-solving skills in mathematics.

Mathematics (Class 8) by N. K. Jain – National Book Trust
A classic resource for Tamil Nadu students, this book covers a variety of topics and provides step-by-step solutions for complex math problems. It is particularly useful for students preparing for state-level exams.

Understanding Mathematics for Class 8 by L. S. Khan – Goyal Publishers
This book offers an in-depth approach to understanding key mathematical concepts, such as algebra, geometry, and number theory. It includes explanations, solved examples, and various problem sets.

Mathematics Solutions for Class 8 by Anuradha Sharma – Kitab Mahal
Known for its detailed solutions and structured format, this book covers all Samacheer Kalvi topics and helps students with multiple practice questions. It’s great for reinforcing concepts and building confidence in problem-solving.

Essentials of Mathematics (Class 8) by S. A. Sharma – Orient Blackswan
A favorite among students for its thorough coverage of Samacheer Kalvi topics, this book offers practice exercises at different levels of difficulty, helping students gradually improve their mathematical skills.

Class 8 Samacheer Maths Solutions by P. B. Rajasekaran – Dhanraj Publishers
Designed specifically for Tamil Nadu state board students, this book offers concise solutions and effective practice exercises. It focuses on ensuring that students gain a solid grasp of geometry, algebra, and fractions.

Maths for Class 8 – Tamil Nadu Board by V. V. Ramanan – Shree Publishers
This book provides a systematic approach to learning mathematics with step-by-step explanations of difficult problems and concepts like equations and percentages.

Foundation of Mathematics Class 8 by H. K. Ghosh – Pustak Mahal
This book aims to build a strong foundation in mathematics for class 8 students. It includes a range of problems with detailed solutions, as well as theory-based sections to enhance comprehension.

Advanced Mathematics for Class 8 by S. M. Saxena – Eastern Book Corporation
For students looking to challenge themselves, this book offers advanced-level questions along with solutions. It encourages analytical thinking and problem-solving skills.

Mathematics: Complete Guide for Class 8 by N. L. Raghavan – Mastermind Publications
A complete guide to understanding the Samacheer Kalvi Class 8 syllabus, this book includes solutions to all major topics, including algebra, data handling, and probability.

Mathematics Success Book for Class 8 by G. K. Mehta – Diamond Books
This book is designed to ensure success in mathematics with a variety of practice problems, self-assessment questions, and solutions based on the Tamil Nadu state board syllabus.

Mathematics for 8th Grade (Tamil Nadu Board) by R. B. Krishnan – Mandira Publishers
Offering a balance of theory and practice, this book provides a wide variety of problems with detailed solutions and is ideal for students who want to improve their problem-solving speed.

Target Class 8 Maths (Tamil Nadu) by S. Thirumalai – Target Publications
With a focus on preparing students for exams, this book includes sample papers, model questions, and explanations, helping students strengthen their exam skills.

Samacheer Kalvi 8th Maths Book Solutions

The Samacheer Kalvi 8th Maths book serves as a cornerstone of the Tamil Nadu state board curriculum. For students aiming to excel, finding the right resources and solutions can make a significant difference. The solutions provided in these books are designed to help students understand complex mathematical concepts in an easy-to-follow manner.

Understanding the concepts thoroughly is crucial, as it lays the foundation for higher education in mathematics and related fields. The main objective of these solutions is to simplify difficult topics such as algebra, geometry, and number theory. These books focus on step-by-step methods that promote critical thinking and problem-solving skills, which are essential for mastering any mathematics syllabus.

For instance, books such as Samacheer Kalvi 8th Maths Solutions by S. Ramaswamy and Mathematics for Class 8 by R.S. Aggarwal provide clear explanations for topics like fractions, linear equations, and geometry. These solutions include various types of questions, ranging from easy to advanced, ensuring that students are well-prepared for exams.

What makes these solutions particularly helpful is their emphasis on both theory and practice. While theory helps students grasp the fundamental concepts, practice questions give them the opportunity to apply what they have learned. This approach not only aids in solving textbook problems but also prepares students for competitive exams that focus on problem-solving skills.

Books like Simplified Mathematics for Class 8 by R. S. Sharma and Class 8 Samacheer Maths Solutions by P. B. Rajasekaran ensure that students can master each chapter with ease. They break down complex problems into simpler forms, helping students understand the step-by-step process of arriving at the correct answer. This makes learning less daunting and more engaging for young learners.

In addition to explanations and solutions, these books often include exercises, sample papers, and model questions, offering students plenty of practice. It’s also common to find tips on time management, solving problems quickly, and effectively tackling tricky questions during exams.

Overall, the solutions provided in these books serve as excellent supplementary materials for mastering the Samacheer Kalvi 8th Maths syllabus. Whether you are a student struggling with certain concepts or someone looking to enhance your mathematical skills, these books offer valuable resources that help build a strong foundation in mathematics.