Complete Solutions for Class 7 Maths Chapter 1 Exercise 1.1 – Learn Step by Step

Get detailed solutions for Class 7 Maths Chapter 1 Exercise 1.1. Step-by-step answers to help you understand and solve the questions with ease and clarity.



Class 7 Maths Chapter 1 Exercise 1.1 solutions provide step-by-step guidance to help students master fundamental concepts. The exercise covers a variety of problems designed to strengthen their understanding of key topics. Whether you're struggling or reviewing, these solutions will ensure you tackle each question with confidence.

Sample Questions and Answers:

  1. Question: How do you calculate the perimeter of a rectangle? Answer: The perimeter of a rectangle is the sum of all its sides, calculated as 2 times the length plus 2 times the width.

  2. Question: What is the formula for the area of a triangle? Answer: The area of a triangle is found using the formula: 1/2 times base times height.

  3. Question: How do you convert fractions into decimals? Answer: Divide the numerator by the denominator to convert a fraction into a decimal.

  4. Question: What are the steps to solve linear equations? Answer: Isolate the variable on one side of the equation by performing inverse operations on both sides.

  5. Question: How do you simplify algebraic expressions? Answer: Combine like terms and perform basic operations such as addition, subtraction, and multiplication.

  6. Question: What is the prime factorization of 30? Answer: The prime factorization of 30 is 2 × 3 × 5.

  7. Question: How do you solve for x in the equation 3x + 5 = 11? Answer: Subtract 5 from both sides, then divide by 3 to get x = 2.

  1. Question: What is the difference between an integer and a whole number? Answer: Whole numbers include all positive numbers and zero, while integers also include negative numbers.

  2. Question: How do you add fractions with different denominators? Answer: Find a common denominator, convert the fractions, and then add the numerators.

  3. Question: What is the greatest common divisor of 12 and 15? Answer: The greatest common divisor (GCD) of 12 and 15 is 3.

  4. Question: How do you subtract decimals? Answer: Line up the decimal points, then subtract as you would whole numbers, and place the decimal point in the result.

  5. Question: What is the product of 7 and 8? Answer: The product of 7 and 8 is 56.

  6. Question: How do you divide a number by a fraction? Answer: Multiply the number by the reciprocal of the fraction.

  1. Question: What is the difference between a square and a rectangle? Answer: A square has equal sides, while a rectangle has opposite sides that are equal in length.

  2. Question: How do you find the median of a set of numbers? Answer: Arrange the numbers in order, and the median is the middle number.

  3. Question: What are opposite angles? Answer: Opposite angles are equal in measure when two lines intersect.

  4. Question: What is the probability of rolling an even number on a six-sided die? Answer: The probability is 3/6 or 1/2, as there are three even numbers (2, 4, 6) on a die.

  5. Question: How do you find the sum of an arithmetic sequence? Answer: Use the formula: Sum = n/2 × (first term + last term).

  6. Question: What is a percentage of a number? Answer: Multiply the number by the percentage (written as a decimal) to find the percentage of that number.

  7. Question: How do you convert a decimal into a fraction? Answer: Write the decimal as a fraction with a denominator based on its place value, then simplify if needed.

  8. Question: How do you calculate the area of a rectangle? Answer: Multiply the length by the width to find the area of a rectangle.

  9. Question: What is the difference between an even number and an odd number? Answer: An even number is divisible by 2, while an odd number is not divisible by 2.
  1. Question: How do you calculate the volume of a cuboid? Answer: Multiply the length, width, and height of the cuboid to find its volume.

  1. Question: What is the product of two negative numbers? Answer: The product of two negative numbers is positive.

  2. Question: How do you round a decimal to the nearest tenth? Answer: Look at the digit in the hundredths place; if it is 5 or greater, round up the digit in the tenths place. If it's less than 5, leave the tenths place unchanged.

  3. Question: What is a prime number? Answer: A prime number is a number greater than 1 that has no divisors other than 1 and itself.

  4. Question: How do you calculate the perimeter of a triangle? Answer: Add up the lengths of all three sides of the triangle to find its perimeter.

  5. Question: What is the lowest common multiple (LCM) of 6 and 8? Answer: The LCM of 6 and 8 is 24.

  6. Question: How do you subtract integers? Answer: To subtract an integer, add its opposite. For example, subtracting -3 is the same as adding +3.

  7. Question: How do you divide fractions? Answer: To divide fractions, multiply the first fraction by the reciprocal of the second fraction.

Top Indian Books for Class 7 Maths Chapter 1 Exercise 1.1 Solutions

  1. Mathematics Class 7 by R.S. Aggarwal (S. Chand Publications)

    • The book covers topics like algebraic expressions, integers, and basic geometry. The exercises include practical applications of mathematical concepts with solutions to enhance understanding.
  2. Target Class 7 Mathematics by R. D. Sharma (Dhanpat Rai Publications)

    • This book provides a detailed breakdown of every topic with varied types of questions, including multiple-choice questions (MCQs) and word problems. It helps students practice step-by-step solutions.
  3. Mathematics for Class 7 by V.K. Jain (Vikas Publishing House)

    • The book covers a wide array of problems with emphasis on real-life applications of maths. Questions are designed to strengthen problem-solving skills, and it offers detailed explanations to help learners improve.
  4. Mathematics for Class 7 by M.L. Aggarwal (Arihant Publications)

    • This book focuses on building a strong foundation of mathematical concepts with a variety of questions ranging from basic to advanced levels. It includes word problems and real-life applications for better learning.
  5. Comprehensive Mathematics by R.S. Agarwal (S. Chand)

    • The book offers a structured approach to mathematics, starting with easy problems and gradually progressing to more complex ones. Exercises cover a broad range of topics including geometry, algebra, and statistics.
  6. New Math Magic Class 7 by G.R. Khatri (Rupa Publications)

    • This book offers a more hands-on approach, with illustrations and creative exercises. It provides solutions for both textbook and additional practice problems to ensure mastery over the topic.
  7. Mathematics Class 7 by R. S. Aggarwal (S. Chand Publications)

    • A valuable resource for both beginners and advanced learners, this book features numerous practice exercises and examples, focusing on developing skills in algebra and geometry.
  8. Success in Mathematics for Class 7 by J.D. Sharma (Golden Publications)

    • This book includes varied practice questions, with a focus on application-based learning. It covers all types of exercises that help develop analytical and logical thinking in young learners.
  9. S. Chand’s Mathematics Class 7 by S. Chand (S. Chand Publications)

    • Designed to help students approach math with ease, this book includes a range of practice exercises and explanations of difficult concepts, making learning fun and efficient.
  10. Maths Class 7 by S.K. Gupta (New Age International Publishers)

    • With this book, students learn through simple and effective exercises. The questions are categorized into different difficulty levels, helping students understand the practical use of mathematical concepts.
  11. Mathematics Workbook Class 7 by M.D. Chandra (Rambai Book Publication)

    • This workbook is tailored for students seeking additional practice. The exercises cover algebra, geometry, and fractions, helping students get comfortable with different mathematical approaches.
  12. Mathematics for Class 7 by R.N. Sharma (Laxmi Publications)

    • Known for its user-friendly language, this book helps learners grasp fundamental concepts quickly. The exercises are aligned with curriculum standards and allow students to practice frequently.
  13. Mathematics Made Simple Class 7 by V. S. L. Narayana (Raja Pustak)

    • An ideal book for students who wish to strengthen their problem-solving skills with clear examples and easy-to-follow solutions.
  14. Mathematics Class 7 by K.K. Sethi (Arya Book Depot)

    • Focused on building a solid mathematical foundation, this book offers in-depth explanations of concepts, along with a variety of practice exercises.
  15. Class 7 Mathematics Textbook by NCERT (National Council of Educational Research and Training)

    • The official textbook focuses on interactive methods to introduce key concepts. It provides well-structured exercises with a balanced mix of practical problems.
  16. Advanced Mathematics for Class 7 by Dr. S.S. Bharti (S. Chand Publications)

    • An advanced-level resource for students seeking to go beyond basics, with challenging exercises that promote critical thinking and higher-level problem-solving.
  17. Practical Mathematics for Class 7 by P.K. Sharma (Ranjan Book Publishing)

    • This book focuses on the application of mathematics in real-life situations, with practical questions and detailed solutions.
  18. Maths Practice Book for Class 7 by Shalini Jain (Vikas Publications)

    • It offers practice questions for every chapter, giving students the opportunity to strengthen their skills in areas like fractions, decimals, and percentages.
  19. Complete Mathematics for Class 7 by K.K. Verma (Vikas Publication)

    • A great book to develop conceptual understanding, it includes a mix of easy-to-difficult exercises, designed to help students solve problems quickly and accurately.
  20. Mastering Mathematics Class 7 by Harish Chander (Haryana Publishers)

    • This book targets mastery over topics with its step-by-step explanations and diverse question sets, which range from simple exercises to challenging ones.

Class 7 Maths Chapter 1 Exercise 1.1 provides students with the foundation they need to excel in their study of mathematics. The exercise focuses on fundamental concepts, offering step-by-step solutions that make learning enjoyable and efficient.

Mathematics can often be a challenging subject for young learners. However, Chapter 1 of Class 7 introduces basic concepts that make it easier to grasp mathematical operations and their real-world applications. By solving the problems in Exercise 1.1, students are introduced to the core concepts of algebra, such as variables, constants, and basic operations. These concepts are vital for building a solid foundation for more complex mathematical concepts in future chapters.

Students will encounter a variety of questions, including those that require them to simplify expressions, solve for unknown variables, and apply mathematical rules in different scenarios. These questions are designed not only to help students practice but also to strengthen their understanding of abstract concepts.

The solutions provided for Exercise 1.1 are clear and concise, designed to explain the logic behind each step. These solutions are crafted to guide students through each problem, ensuring they understand the "why" behind every operation. This approach helps students gain confidence in their problem-solving abilities, which is crucial for mastering math.

Each question in the exercise is carefully structured to build on previous knowledge. For example, questions on basic operations such as addition, subtraction, multiplication, and division will be expanded in later chapters to include more complex topics like fractions and decimals. As students solve each problem, they develop a deeper understanding of how basic arithmetic concepts can be applied to more advanced problems.

The chapter also emphasizes the importance of practice. By completing a wide range of problems in Exercise 1.1, students are able to reinforce their learning and develop a higher level of accuracy and speed. This repetition is key to mastering mathematical concepts and achieving success in exams.

Moreover, students will learn how to approach problems from different angles, enhancing their critical thinking and analytical skills. This will serve them well not only in mathematics but also in other subjects that require logical reasoning. The solutions in Exercise 1.1 provide students with a structured method to break down each question into manageable parts, allowing them to tackle even the most difficult problems with ease.

Understanding the solutions to Class 7 Maths Chapter 1 Exercise 1.1 is crucial for students who aim to perform well in their exams. By practicing regularly, students will not only improve their mathematical skills but also develop a love for the subject that will serve them throughout their academic journey.

 

 


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