NCERT Solutions for Class 8 Maths Chapter 5 Number Play - Exercise 5.3

Mastering complex number patterns is simple with our NCERT Solutions for Class 8 Maths Ch 5: Playing with Numbers – Exercise 5.3. This exercise expands your toolkit to include the divisibility rules for 2, 5, 10, and the "alternating sum" rule for 11. You will also learn the logic behind constructing 3x3 Magic Squares where every row, column, and diagonal adds up to the same constant.

Class 8 Math Lessons (Ch 5): Learn to Solve Advanced Number Puzzles with Ease! The solutions to Exercise 5.3 will be presented in a step-by-step approach to help students identify multiples of 11 and complete magic grids. These solutions are in accordance with the CBSE Guidelines to improve logical reasoning and pattern recognition. Additionally, these solutions build the foundation for number theory and computer science algorithms.

1.0Download Class 8 Maths Chapter 5 Number Play Ex 5.3 NCERT Solutions PDF

Chapter 5 of our simple NCERT Solutions for Class 8 Maths You may download the PDF for Exercise 5.3. Ideal for fast reference and offline study.

2.0Key Concepts of Chapter 5 Number Play Exercise 5.3

• Divisibility by 10 and 5: Focuses on the unit's digit (0 for 10; 0 or 5 for 5).
• Divisibility by 2: Focuses on the unit's digit being even (0, 2, 4, 6, 8).
• Divisibility by 11: A number is divisible by 11 if the difference between the sum of digits at odd places and the sum of digits at even places is either 0 or a multiple of 11.
• Magic Squares: A square grid where the sum of numbers in each row, each column, and both main diagonals is the same (the Magic Constant).

3.0NCERT Solutions for Class 8 Maths Chapter 5 Number Play : All Exercises

4.0Benefits of NCERT Solutions for Class 8 Maths Chapter 5 Exercise 5.3

• Conceptual Clarity: Provides a logical explanation for the "jump-step" method used for 11.
• Brain Training: Magic squares improve mental addition and spatial reasoning.
• Exam-Oriented: Covers the "find the missing digit for divisibility by 11" which is a common competitive exam question.