Chapter 6 Exercise 6.5 of Class 7 Maths - Number Play will familiarize you with a family of numbers known as cryptarithm or letter puzzles. You will be solving problems that use letters in place of digits, and your job will be to determine what the values of these letters are. It's like a crossword puzzle and your maths and logical thinking come together to solve the problem!
Letter puzzles will help you to practice addition and subtraction in a challenging and more fun manner. Solving these problems will enhance your attention, identification of patterns with numbers, and reasoning skills. These kinds of questions are excellent ways to prepare for examinations in schools and can positively build a strong foundation for maths competitions and olympiads.
This exercise is in line with the latest NCERT syllabus and is consistent with all CBSE guidelines. The NCERT Solutions, which deliver step-by-step solutions can be used to a comprehensive range of questions, helping you easily practice them.
Exercise 6.5 consists of letter-based number puzzles that challenge your logical and numerical reasoning. The NCERT Solutions for Class 7 Maths Chapter 6 provide straightforward instructions to help you solve each question. Download the free PDF to practice and review whenever you want.
This exercise is all about solving puzzles where numbers are hidden behind letters. Key ideas in this exercise include:
(Session 2025 - 26)