https://www.khanacademy.org/math/math-nsdc-eng/x0a43a548b892fe12:integers/x0a43a548b892fe12:whole-numbers-on-the-number-line/v/intro-to-whole-numbers 2020-10-07T19:09:58Z Intro to whole numbers Let's learn about whole numbers. Aanand Srinivas video https://cdn.kastatic.org/googleusercontent/hbqJ5VQ7Jh9QoE81eTynV3ZJUtavC88cJNTHNHxGKEhWy-_UPxH2B0PzusOv0k2NUTLn3ebiHrLrY8wx6xAy5nM Intro to whole numbers Let's learn about whole numbers. https://cdn.kastatic.org/ka-youtube-converted/P6Q9bcmJYys.mp4/P6Q9bcmJYys.mp4 177 Whole Numbers https://www.khanacademy.org/math/revision-mh-math-class-6/x01cb2212e31ce997:week-1/x01cb2212e31ce997:integers/v/intro-to-the-number-line 2020-10-07T19:09:53Z Intro to the number line Let's look at how and why it is interesting to draw numbers as a line. Aanand Srinivas video https://cdn.kastatic.org/googleusercontent/c-UGxRBOaR2pishN0bMq89BLOAnGRaj6b1T0JabgkRyLonujRvLXOhX9ve76fX93RJI8tRwPyUW3NjOiboXBPzHj Intro to the number line Let's look at how and why it is interesting to draw numbers as a line. https://cdn.kastatic.org/ka-youtube-converted/x0tTvUyF3sM.mp4/x0tTvUyF3sM.mp4 208 Whole Numbers https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/imp-strategies-for-adding-two-and-three-digit-numbers/v/exercise-for-numberline-addition-and-subtraction 2021-07-12T13:50:37Z Adding and subtracting on number line Sal adds and subtracts numbers like 585 and 368 using a number line. Numbers used in these problems are less than 1000. video https://cdn.kastatic.org/googleusercontent/3vHZHL-qMkSrAizyphwgMg07yStyrR0nff6ahrt_T-W_8Y9ys6apjFEGMZEvU8BCUsInkVCkdIKDPfafN4tPzsJB Adding and subtracting on number line Sal adds and subtracts numbers like 585 and 368 using a number line. Numbers used in these problems are less than 1000. https://cdn.kastatic.org/ka-youtube-converted/WevZMyikGV4.mp4/WevZMyikGV4.mp4 145 Whole Numbers https://www.khanacademy.org/math/ab-sixth-grade-math/ab-number/properties-numbers-orders/v/commutative-law-of-addition 2021-02-07T17:14:00Z Commutative law of addition Commutative Law of Addition Sal Khan video https://cdn.kastatic.org/googleusercontent/wd4lEW1YWJhXKblzKnyPMW04uVdoi3C51EqfB1QThU-oNjAYNppxn_23hlbziLwd08S5xfY9rlQK175zlxWENXsR Commutative law of addition Commutative Law of Addition https://cdn.kastatic.org/ka-youtube-converted/HwSszh3L358.mp4/HwSszh3L358.mp4 100 Whole Numbers https://www.khanacademy.org/math/revision-up-math-class-6/x362f281d7ea4c7a1:week-1-revision-up-math-class-6/x362f281d7ea4c7a1:whole-numbers-revision-up-class-6-math/v/associative-law-of-addition 2020-12-28T16:56:56Z Associative law of addition Associative Law of Addition Sal Khan video https://cdn.kastatic.org/googleusercontent/esxXYHkpIBVD-ampusluHRutsPZuXpewhjQ7t2vNqLTFJXx8CqC_Qo_cORceAu9RxrTV0HxJGXIRPYWJ6B6USGq79Q Associative law of addition Associative Law of Addition https://cdn.kastatic.org/ka-youtube-converted/oTKVXJ7TcbA.mp4/oTKVXJ7TcbA.mp4 130 Whole Numbers https://www.khanacademy.org/math/cc-third-grade-math/3rd-basic-multiplication/distributive-property/v/properties-and-patterns-for-multiplication 2021-05-18T23:20:48Z Properties and patterns for multiplication Sal changes the order of numbers or decomposes numbers to simplify multiplication problems.    Sal Khan video https://cdn.kastatic.org/googleusercontent/7cVQruJ5tMIIsJQAzM-ss8jJzhX9zZ6Myr59BKAi2JYgD1_DgwNH5M6SA7sAJtd7nzzG27ccUIt7TCIBbch-0ZN2lg Properties and patterns for multiplication Sal changes the order of numbers or decomposes numbers to simplify multiplication problems.    https://cdn.kastatic.org/ka-youtube-converted/um2nlNVM_YM.mp4/um2nlNVM_YM.mp4 514 Whole Numbers https://www.khanacademy.org/math/3rd-engage-ny/engage-3rd-module-3/3rd-module-3-topic-e/v/identity-property-of-1 2021-02-07T17:14:00Z Identity property of 1 The identity property of 1 says that any number multiplied by 1 keeps its identity. In other words, any number multiplied by 1 stays the same. The reason the number stays the same is because multiplying by 1 means we have 1 copy of the number. For example, 32x1=32.   Sal Khan video https://cdn.kastatic.org/googleusercontent/a2avkWV_Lhnci8VwoKRpIle3Y1c5JuE8hgc4Bireqa2GH-3wDZYE0Ly90k1USprvCnngfN4od3DhRC3UX85_O7C7 Identity property of 1 The identity property of 1 says that any number multiplied by 1 keeps its identity. In other words, any number multiplied by 1 stays the same. The reason the number stays the same is because multiplying by 1 means we have 1 copy of the number. For example, 32x1=32.   https://cdn.kastatic.org/ka-youtube-converted/6nZp2QGeQ9k.mp4/6nZp2QGeQ9k.mp4 84 Whole Numbers https://www.khanacademy.org/math/revision-up-math-class-6/x362f281d7ea4c7a1:week-1-revision-up-math-class-6/x362f281d7ea4c7a1:whole-numbers-revision-up-class-6-math/e/revision-whole-numbers-up-math-class-6 2026-04-08T00:54:09.631945657Z Revision Whole Numbers Practice Problems for revision of Whole Numbers. Satya Swaroop exercise