https://www.khanacademy.org/math/class-6-ncf/x04ca845a9a148c80:number-play/x04ca845a9a148c80:supercells/v/comparing-multi-digit-numbers-indian-accent 2025-06-20T11:07:22.158799367Z Comparing multi-digit numbers Compare multi-digit numbers such as 350,000 and 53,000 Kalakrit (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Comparing multi-digit numbers Compare multi-digit numbers such as 350,000 and 53,000 https://cdn.kastatic.org/ka-youtube-converted/TvjMib0KrS8.mp4/TvjMib0KrS8.mp4 358 Number Play https://www.khanacademy.org/math/class-6-ncf/x04ca845a9a148c80:number-play/x04ca845a9a148c80:playing-with-numbers/v/multiplication-with-arrays-indian-accent 2025-06-08T17:08:59.076161332Z Multiplication with arrays Let's explore this video about representing 12 with multiplication. It shows 12 as 4x3, 3x4, 2x6, 6x2, 1x12, and 12x1. This helps students understand multiplication and different group arrangements. Skyloom (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Multiplication with arrays Let's explore this video about representing 12 with multiplication. It shows 12 as 4x3, 3x4, 2x6, 6x2, 1x12, and 12x1. This helps students understand multiplication and different group arrangements. https://cdn.kastatic.org/ka-youtube-converted/hBKgtmnc0H8.mp4/hBKgtmnc0H8.mp4 175 Number Play https://www.khanacademy.org/math/od-math-class-6-revision-term-1-2026/xa6ce040ffac41d24:week-2/xa6ce040ffac41d24:number-play/e/number-play-revision-exercise-1 2026-08-03T05:50:35.878067118Z Number Play - Revision Exercise 1 Number Play - Revision Exercise 1 Khan Academy exercise https://www.khanacademy.org/math/class-6-ncf/x04ca845a9a148c80:number-play/x04ca845a9a148c80:playing-with-numbers/v/collatz-cojecture-rules 2025-06-08T17:08:59.076161332Z Collatz cojecture rules In this video, we delve into one of the most intriguing puzzles in mathematics - the Collatz Conjecture. Often referred to as the ""3x + 1 problem,"" this conjecture is simple to understand but remains an unsolved mystery to this day. What You'll Learn: Introduction to the Collatz Conjecture Step-by-Step Explanation and Examples Illustrating the Collatz Sequence The Unsolved Mystery: Despite its apparent simplicity, the Collatz Conjecture remains one of the great unsolved problems in mathematics. Mahak Wasan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Collatz cojecture rules In this video, we delve into one of the most intriguing puzzles in mathematics - the Collatz Conjecture. Often referred to as the ""3x + 1 problem,"" this conjecture is simple to understand but remains an unsolved mystery to this day. What You'll Learn: Introduction to the Collatz Conjecture Step-by-Step Explanation and Examples Illustrating the Collatz Sequence The Unsolved Mystery: Despite its apparent simplicity, the Collatz Conjecture remains one of the great unsolved problems in mathematics. https://cdn.kastatic.org/ka-youtube-converted/bFhmauhMMFg.mp4/bFhmauhMMFg.mp4 186 Number Play https://www.khanacademy.org/math/revision-mh-math-class-6/x01cb2212e31ce997:week-3/x01cb2212e31ce997:quadrilaterals/v/algorithm-for-kaprekar-magic-number 2025-06-08T17:08:59.076161332Z Algorithm for Kaprekar Magic number Curious about the magic behind the Kaprekar Constant? In this video we dive deep into the fascinating world of 6174 and its algorithm! In this step-by-step guide, we’ll explain the Kaprekar Constant, walk you through its algorithm, solve an example, and highlight exceptions to the rule. Here’s what you’ll learn: What is the Kaprekar Constant? Discover the intriguing number 6174 and its significance. Kaprekar's Algorithm: Follow our clear, easy-to-understand explanation of how the algorithm works.Watch as we solve an example to demonstrate the magic in action Mahak Wasan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Algorithm for Kaprekar Magic number Curious about the magic behind the Kaprekar Constant? In this video we dive deep into the fascinating world of 6174 and its algorithm! In this step-by-step guide, we’ll explain the Kaprekar Constant, walk you through its algorithm, solve an example, and highlight exceptions to the rule. Here’s what you’ll learn: What is the Kaprekar Constant? Discover the intriguing number 6174 and its significance. Kaprekar's Algorithm: Follow our clear, easy-to-understand explanation of how the algorithm works.Watch as we solve an example to demonstrate the magic in action https://cdn.kastatic.org/ka-youtube-converted/1yU4biUdnis.mp4/1yU4biUdnis.mp4 306 Number Play https://www.khanacademy.org/math/class-6-ncf/x04ca845a9a148c80:number-play/x04ca845a9a148c80:simple-estimation/v/estimating-when-adding-multi-digit-numbers-indian-accent 2025-06-08T17:08:59.076161332Z Estimating when adding multi-digit numbers Let's learn about estimating when adding multi-digit numbers. We see how to round numbers to the nearest 10 and then add them together to get an approximate sum. This technique is helpful for us when we need to make quick mental calculations and don't require an exact answer. Skyloom (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Estimating when adding multi-digit numbers Let's learn about estimating when adding multi-digit numbers. We see how to round numbers to the nearest 10 and then add them together to get an approximate sum. This technique is helpful for us when we need to make quick mental calculations and don't require an exact answer. https://cdn.kastatic.org/ka-youtube-converted/1hSKxOcAWuw.mp4/1hSKxOcAWuw.mp4 215 Number Play https://www.khanacademy.org/math/class-6-ncf/x04ca845a9a148c80:number-play/x04ca845a9a148c80:simple-estimation/v/multiplication-estimation-example-indian-accent 2025-06-08T17:08:59.076161332Z Multiplication estimation example Estimating the product of two, 2-digit numbers Skyloom (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Multiplication estimation example Estimating the product of two, 2-digit numbers https://cdn.kastatic.org/ka-youtube-converted/MUFz-nha5T4.mp4/MUFz-nha5T4.mp4 106 Number Play https://www.khanacademy.org/math/od-math-class-6-revision-term-1-2026/xa6ce040ffac41d24:week-2/xa6ce040ffac41d24:number-play/e/number-play-revision-exercise-2 2026-08-03T05:50:35.878067118Z Number Play - Revision Exercise 2 Number Play - Revision Exercise 2 Khan Academy exercise