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 Knowing our numbers https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/imp-rounding/v/examples-rounding-to-the-nearest-10-and-100 2025-06-24T17:43:35.27630507Z Rounding to nearest 10 and 100 Learn to round up to 4-digit numbers to the nearest ten and hundred. Sal Khan video https://cdn.kastatic.org/googleusercontent/kBnRNdBQsnC1icZ82l8kE7dsdbSEX1LxepSMyZiX_NR_NG5gqDXZZwwb-btfG1LnqnfX1haz3hiAoqjfPQYrbQIh Rounding to nearest 10 and 100 Learn to round up to 4-digit numbers to the nearest ten and hundred. https://cdn.kastatic.org/ka-youtube-converted/jvp0mtr1kFM.mp4/jvp0mtr1kFM.mp4 377 Knowing our numbers 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 Knowing our numbers https://www.khanacademy.org/math/cc-2nd-grade-math/cc-2nd-place-value/x3184e0ec:numbers-in-standard-word-and-expanded-form/v/expanded-form-of-numbers 2021-05-18T23:20:44Z Expanded form of numbers Sal shows how to turn numbers from expanded form to number form. Sal Khan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Expanded form of numbers Sal shows how to turn numbers from expanded form to number form. https://cdn.kastatic.org/ka-youtube-converted/drZjIlmHdME.mp4/drZjIlmHdME.mp4 177 Knowing our numbers https://www.khanacademy.org/math/class-7-ncf/x063f95a40c290960:large-numbers-around-us/x063f95a40c290960:a-lakh-varieties/v/intro-to-lakhs-and-crores 2021-06-02T12:43:21Z Intro to lakhs and crores You probably know that lakhs and crores are big numbers. How big are they really? How many 1000 INR notes to do you need to have 1 Lakh? How many do you need to have 1 Crore? Aanand Srinivas video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Intro to lakhs and crores You probably know that lakhs and crores are big numbers. How big are they really? How many 1000 INR notes to do you need to have 1 Lakh? How many do you need to have 1 Crore? https://cdn.kastatic.org/ka-youtube-converted/UBkpwbH7-i0.mp4/UBkpwbH7-i0.mp4 586 Knowing our numbers https://www.khanacademy.org/math/class-7-ncf/x063f95a40c290960:large-numbers-around-us/x063f95a40c290960:a-lakh-varieties/v/reading-and-writing-large-numbers 2021-06-02T12:43:23Z Reading and writing large numbers A number like 143567821 is hard to read at first glance (perhaps even at second glance). How should we read numbers like these? How can we make it easier to read and write such large numbers? Aanand Srinivas video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Reading and writing large numbers A number like 143567821 is hard to read at first glance (perhaps even at second glance). How should we read numbers like these? How can we make it easier to read and write such large numbers? https://cdn.kastatic.org/ka-youtube-converted/RD_qY2EIlbI.mp4/RD_qY2EIlbI.mp4 312 Knowing our numbers https://www.khanacademy.org/math/class-7-ncf/x063f95a40c290960:large-numbers-around-us/x063f95a40c290960:of-crores-and-crores/v/intro-to-millions-and-billions 2020-10-07T19:09:50Z Intro to millions and billions The Indian system uses lakhs and crores to talk about large numbers. In the international system, large numbers are referred to as millions and billions. How are millions and billions related to the Indian system? Aanand Srinivas video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Intro to millions and billions The Indian system uses lakhs and crores to talk about large numbers. In the international system, large numbers are referred to as millions and billions. How are millions and billions related to the Indian system? https://cdn.kastatic.org/ka-youtube-converted/qKa8CQCDv_Q.mp4/qKa8CQCDv_Q.mp4 536 Knowing our numbers https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-ways-to-write-whole-numbers-expanded-form-and-written-form/v/place-value-3 2021-05-18T23:20:43Z Writing a number in expanded form Sal writes 14,897 in expanded form. Sal Khan video https://cdn.kastatic.org/googleusercontent/9AdZpmDa1kxh0AD60m3uyub58NF8c6zZ716NR0AGTyYrn8d4t1BfBNe_rmVhCqASmEJ_Jq8cssVxcorZXWXHUgk Writing a number in expanded form Sal writes 14,897 in expanded form. https://cdn.kastatic.org/ka-youtube-converted/iK0y39rjBgQ.mp4/iK0y39rjBgQ.mp4 320 Knowing our numbers https://www.khanacademy.org/math/revision-tg-math-class-6/xf9df81a51b2787b9:week-1/xf9df81a51b2787b9:knowing-our-numbers/e/revision-knowing-our-numbers-tg-class-6 2026-02-18T21:20:35.275198076Z Revision knowing our numbers TG class 6 . Khan Academy exercise