Ex. 3.4 The World of Numbers | Ch-3 Class 9 Maths | Sanyam Bhayana

For Science class 9 and 10:    / @tarifbhayana-9th10th   Complete solutions for Ex. 3.4 of Class 9 Maths Ganita Manjari Chapter 3 — The World of Numbers. Covers representing rational numbers on a number line using LCM, finding rational numbers between two given rationals, and the average (mean) method to find a rational number between any two rational numbers. New NCERT 2026-27 syllabus. 📌 TELEGRAM (NOTES): https://t.me/+cbiN5dwvTSNkZTg1 📲 INSTAGRAM:   / sanyambhayanaclass9and10   ___________________________________________ ✅ QUESTIONS COVERED IN THIS LECTURE: Q1. Represent the rational numbers 2/3, −5/4 and 1½ on a single number line. Q2. Find three distinct rational numbers that lie strictly between −1/2 and 1/4. Q3. Simplify the expression: −1/4 + 5/12. A tailor has 15¾ metres of fine silk. If making one kurta requires 2¼ metres, find exactly how many kurtas can be made. Q4 (Q5 in video). Find three rational numbers between 3.1415 and 3.1416. Q5 (Q6 in video). Can you think of ways to find a rational number between any two rational numbers? Show that dividing their sum by any number greater than 2 (and less than the smaller of the two numbers) gives a rational number between them. ___________________________________________ 📚 This lecture is useful for Class 9 students of CBSE, ICSE, UP Board, Bihar Board, MP Board, Haryana Board, Punjab Board, and all other state boards following the Ganita Manjari / NCERT syllabus for Session 2026-27. ___________________________________________ 👨‍🏫 ABOUT THE TEACHER: Sanyam Bhayana is a Class 12 State Topper (99.8%) and Gold Medalist from Shri Ram College of Commerce (SRCC), New Delhi. He has helped hundreds of students score 100/100 in board exams. ___________________________________________ ⏱ CHAPTERS: 0:00 Introduction 0:36 Q1 — Represent 2/3, −5/4 and 1½ on a Number Line 5:46 Q2 — Find Three Rationals Between −1/2 and 1/4 8:35 Q3 — Simplify −1/4 + 5/12 & Tailor's Silk Problem 11:27 Q4 — Find Three Rationals Between 3.1415 and 3.1416 13:07 Q5 — Average Method: Rational Number Between Any Two Rationals ___________________________________________ 💬 Got a doubt? Drop it in the comments — Sanyam Sir answers personally. ___________________________________________ 📂 CLASS 9 MATHS COMPLETE NCERT PLAYLIST: Class 9 Maths Ganita Manjari:    • CLASS 10 MATHS FULL COURSE (2026-2027)   ___________________________________________ Ex. 3.4 of Class 9 Maths Ganita Manjari Chapter 3 — The World of Numbers — teaches how to represent rational numbers on a number line and find rational numbers between any two given rationals using the LCM method and the average (mean) method. Essential for CBSE, UP Board, Haryana Board, and all state boards using the new NCERT 2026-27 textbook. Ex 3.4 Class 9 Maths The World of Numbers, Ganita Manjari chapter 3 exercise 3.4, represent rational numbers on number line class 9, find rational numbers between two rationals class 9, rational numbers class 9 Ganita Manjari, average method rational numbers class 9, LCM method rational numbers class 9, number line class 9 maths, Ganita Manjari class 9 new NCERT 2026-27, class 9 maths chapter 3 solutions, class 9 maths CBSE 2026, class 9 maths in Hindi, Sanyam Bhayana