https://www.khanacademy.org/math/grade-8-math-cambridge/xe0bfd77fbeddfff9:numbers/xe0bfd77fbeddfff9:properties-of-rational-numbers/v/closure-property-for-addition-and-subtraction 2026-03-10T06:50:36.944772689Z Closure Property for Addition and Subtraction Created by Khan Academy Khan Academy Pakistan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Closure Property for Addition and Subtraction Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/ILk80lYX2qc.mp4/ILk80lYX2qc.mp4 336 Properties of rational numbers https://www.khanacademy.org/math/cc-third-grade-math/intro-to-multiplication/imp-properties-of-multiplication/v/order-when-multiplying-commutative-property-of-multiplication 2022-10-06T09:25:13.606060383Z Commutative property of multiplication Sal explores what happens when we multiply numbers in different orders, for example 3x5 and 5x3. video https://cdn.kastatic.org/ka_thumbnails_cache/db97deef-7ef8-47d5-a5da-75669c25487b_1280_720_base.png Commutative property of multiplication Sal explores what happens when we multiply numbers in different orders, for example 3x5 and 5x3. https://cdn.kastatic.org/ka-youtube-converted/zwD1A9159F4.mp4/zwD1A9159F4.mp4 272 Properties of rational numbers https://www.khanacademy.org/math/grade-8-math-cambridge/xe0bfd77fbeddfff9:numbers/xe0bfd77fbeddfff9:properties-of-rational-numbers/v/associative-property-of-rational-numbers-number-operations 2026-03-10T06:50:36.944772689Z Associative property of rational numbers - Number operations Created by Khan Academy Khan Academy Pakistan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Associative property of rational numbers - Number operations Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/iB5WPMT0Jcw.mp4/iB5WPMT0Jcw.mp4 457 Properties of rational numbers https://www.khanacademy.org/math/revision-term-1-ka-math-class-8/x36423c781f0794f3:week-1/x36423c781f0794f3:rational-numbers/e/closure-property-of-rational-numbers 2026-02-26T15:40:49.311158104Z Closure, associative and commutative property of rational numbers (1/2) Closure, associative and commutative property of rational numbers (1/2) anmol exercise https://www.khanacademy.org/math/revision-term-1-ka-math-class-8/x36423c781f0794f3:week-1/x36423c781f0794f3:rational-numbers/e/commutativity-of-rational-numbers 2026-02-26T15:40:49.311158104Z Closure, associative and commutative property of rational numbers (2/2) Closure, associative and commutative property of rational numbers (2/2) anmol exercise https://www.khanacademy.org/math/grade-8-math-cambridge/xe0bfd77fbeddfff9:numbers/xe0bfd77fbeddfff9:properties-of-rational-numbers/v/additive-identity-of-rational-numbers-properties-of-rational-numbers 2026-03-10T06:50:36.944772689Z Additive identity of rational numbers -Properties of Rational Numbers Created by Khan Academy Khan Academy Pakistan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Additive identity of rational numbers -Properties of Rational Numbers Created by Khan Academy https://cdn.kastatic.org/ka-youtube-converted/0URiQYy2_yA.mp4/0URiQYy2_yA.mp4 153 Properties of rational numbers https://www.khanacademy.org/math/grade-8-math-cambridge/xe0bfd77fbeddfff9:numbers/xe0bfd77fbeddfff9:properties-of-rational-numbers/v/multiplicative-identity-of-rational-numbers-properties-of-rational-numbers 2026-03-10T06:50:36.944772689Z Multiplicative identity of rational numbers -Properties of Rational Numbers Created by khan Academy Khan Academy Pakistan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Multiplicative identity of rational numbers -Properties of Rational Numbers Created by khan Academy https://cdn.kastatic.org/ka-youtube-converted/6psJS7y9y08.mp4/6psJS7y9y08.mp4 100 Properties of 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 Properties of rational numbers https://www.khanacademy.org/math/cc-third-grade-math/3rd-basic-multiplication/distributive-property/e/distributive-property-of-multiplication- 2025-02-25T11:20:34.857789849Z Distributive property Practice decomposing the factors in multiplication problems and see how it affects the product. Priya exercise 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 Properties of rational numbers https://www.khanacademy.org/math/grade-8-math/x37b9516354b6ae1a:numbers-and-operations/x37b9516354b6ae1a:properties-of-real-numbers/e/finding-reciprocal-of-a-fraction 2025-02-24T10:20:15.41527473Z Finding reciprocal of a fraction Finding reciprocal of a fraction anmol exercise 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 Properties of rational numbers https://www.khanacademy.org/math/ncert-math-class-8-winter-bridge/x07a8c25cbfcc9660:week-1/x07a8c25cbfcc9660:untitled-212/e/additive-and-multiplicative-inverse-of-a-rational-number 2025-02-24T10:20:15.41527473Z Additive and multiplicative inverse of a rational number Additive and multiplicative inverse of a rational number anmol exercise