https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:irrational-numbers/x2f8bb11595b61c86:irrational-numbers-intro/v/introduction-to-rational-and-irrational-numbers 2023-07-28T22:13:00.844712665Z Intro to rational & irrational numbers Learn the difference between rational and irrational numbers, learn how to identify them, and discover why some of the most famous numbers in mathematics, like Pi and e, are actually irrational. Did you know that there's always an irrational number between any two rational numbers? Sal Khan video https://cdn.kastatic.org/googleusercontent/TW91vVssinJ9NoXzUVhHLxwtgBPWLaDb19VLK7IQru9kKFKuL4vfLUlA8lWl5RYhHF3ESvUlSZCJXP_xHRrLuTAMIA Intro to rational & irrational numbers Learn the difference between rational and irrational numbers, learn how to identify them, and discover why some of the most famous numbers in mathematics, like Pi and e, are actually irrational. Did you know that there's always an irrational number between any two rational numbers? https://cdn.kastatic.org/ka-youtube-converted/cLP7INqs3JM.mp4/cLP7INqs3JM.mp4 355 Rational Numbers https://www.khanacademy.org/math/grade-8-math/x37b9516354b6ae1a:numbers-and-operations/x37b9516354b6ae1a:properties-of-real-numbers/v/inverse-property-of-addition 2021-06-02T12:43:22Z Inverse property of addition The simple idea that a number plus its negative is 0 Sal Khan video https://cdn.kastatic.org/googleusercontent/1-BBh4x4oR_F7EpT2CyoeesmZrpNTK_8yghNpSkAVQf0CqEjcNDm0wC2rNx3gvyNJY5eelp2Z1uH3qZ44PuLJek Inverse property of addition The simple idea that a number plus its negative is 0 https://cdn.kastatic.org/ka-youtube-converted/bjVn4WGmNis.mp4/bjVn4WGmNis.mp4 179 Rational Numbers https://www.khanacademy.org/math/grade-8-math/x37b9516354b6ae1a:numbers-and-operations/x37b9516354b6ae1a:properties-of-real-numbers/v/inverse-property-of-multiplication 2021-06-02T12:43:23Z Inverse property of multiplication Simple idea that multiplying by a number's multiplicative inverse gets you back to one. 5 × 1/5 = 1 Sal Khan video https://cdn.kastatic.org/googleusercontent/jCi_YrJ-cpwtLS9NIUMWSuFH-1J4siS94vFktF6SHD2SM2XRkSxxOlu6muP6NnDWEn2zMbnDDGnL_rA3g-yMbtI Inverse property of multiplication Simple idea that multiplying by a number's multiplicative inverse gets you back to one. 5 × 1/5 = 1 https://cdn.kastatic.org/ka-youtube-converted/XMwnJUprid8.mp4/XMwnJUprid8.mp4 197 Rational Numbers https://www.khanacademy.org/math/cc-third-grade-math/3rd-basic-multiplication/distributive-property/v/using-the-distributive-property-when-multiplying 2022-10-06T09:25:13.606060383Z Distributive property when multiplying Sal uses the distributive property to break up 4x7 into smaller numbers. video https://cdn.kastatic.org/ka_thumbnails_cache/daa50cc3-754a-4c62-8ae4-4477b64035ed_1280_720_base.png Distributive property when multiplying Sal uses the distributive property to break up 4x7 into smaller numbers. https://cdn.kastatic.org/ka-youtube-converted/zRgnVbh6psI.mp4/zRgnVbh6psI.mp4 369 Rational Numbers https://www.khanacademy.org/math/revision-ncert-class-8-math/x46f3ddd31448eca8:week-1/x46f3ddd31448eca8:rational-numbers/e/revision-rational-numbers-ncert-math-class-8 2025-02-07T08:24:45.557484074Z Revision Rational Numbers . Aakash Bagga exercise