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 Integers https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-negative-number-topic/cc-6th-neg-num-intro/v/introduction-to-negative-numbers 2023-07-14T23:21:51.065682509Z Introduction to negative numbers Negative numbers are essential in math, representing values below zero. On a number line, they appear to the left of zero, opposite positive numbers. They're commonly used in real-world situations like measuring temperatures below freezing. Understanding negative numbers helps us grasp a broader range of mathematical concepts. Sal Khan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Introduction to negative numbers Negative numbers are essential in math, representing values below zero. On a number line, they appear to the left of zero, opposite positive numbers. They're commonly used in real-world situations like measuring temperatures below freezing. Understanding negative numbers helps us grasp a broader range of mathematical concepts. https://cdn.kastatic.org/ka-youtube-converted/u8UKdNdpkh4.mp4/u8UKdNdpkh4.mp4 184 Integers https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-negative-number-topic/cc-6th-neg-num-intro/e/number_line_2 2026-04-01T22:40:57.156640398Z Negative numbers on the number line Identify positive and negative integers on the number line. Ben Eater exercise https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-negative-number-topic/cc-6th-neg-num-intro/e/negative_number_word_problems 2026-04-01T22:40:57.156640398Z Interpreting negative numbers Practice explaining the meaning of negative numbers in different scenarios. Sharon F. exercise https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/x6b17ba59:subtracting-negative-numbers-fluently/v/why-subtracting-a-negative-equivalent-to-adding-a-positive 2021-06-30T17:51:05Z Subtracting a negative = adding a positive Find out why subtracting a negative number is the same as adding the absolute value of that number. Sal Khan video https://cdn.kastatic.org/googleusercontent/3wsJlZ4q287NBygeB0fG39s9WtKDtyk4Y8Dg0dtiMhV96V1UoJcQuFaheyT0X8k0cWPOOR2p9Xrt1PECTtUS3Hg Subtracting a negative = adding a positive Find out why subtracting a negative number is the same as adding the absolute value of that number. https://cdn.kastatic.org/ka-youtube-converted/lBscLuttQq0.mp4/lBscLuttQq0.mp4 93 Integers https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-negative-number-topic/x0267d782:ordering-rational-numbers/v/ordering-negative-numbers 2023-05-08T07:03:29.632031759Z Ordering negative numbers Ordering negative numbers can be tricky, but understanding their values is essential. Smaller negative numbers are further from zero, making them less than larger ones. Visualizing them on a number line helps clarify their positions, with the least number on the left and the greatest on the right. Think of owing money or cold temperatures for real-life examples. Sal Khan video https://cdn.kastatic.org/googleusercontent/Ubc6rHMooEJ3PFuc6GCu2gzGdmuHy558D1Ze5ta7Z_OoSplnfwaayDSTL30RWJx7oARfofJlUiEBSzBZg-vgoEgMfw Ordering negative numbers Ordering negative numbers can be tricky, but understanding their values is essential. Smaller negative numbers are further from zero, making them less than larger ones. Visualizing them on a number line helps clarify their positions, with the least number on the left and the greatest on the right. Think of owing money or cold temperatures for real-life examples. https://cdn.kastatic.org/ka-youtube-converted/VW6UrPKPInA.mp4/VW6UrPKPInA.mp4 167 Integers https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-negative-number-topic/x0267d782:ordering-rational-numbers/e/ordering-small-negative-numbers 2026-04-07T23:17:37.123726494Z Ordering small negative numbers Practice putting positive and negative numbers in order. For example, -2, 1, -5, and 3. Sid Patel exercise https://www.khanacademy.org/math/grade-6-math-tx/x3931b57772b927b3:adding-subtracting-integers/x3931b57772b927b3:intro-adding-negative-numbers/v/adding-integers-numbers-on-the-number-line-6th-grade-khan-academy 2024-06-14T19:10:05.721246362Z Adding integers on the number line Practice adding positive and negative integers using a number line. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/416e96a0-aba5-4495-a4d9-d6931c775d97_1280_720_base.png Adding integers on the number line Practice adding positive and negative integers using a number line. https://cdn.kastatic.org/ka-youtube-converted/rubKHy5GRvo.mp4/rubKHy5GRvo.mp4 223 Integers https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/imp-strategies-for-adding-two-and-three-digit-numbers/e/adding-and-subtracting-within-1000-using-a-number-line 2024-03-17T14:18:47.660728496Z Add on a number line Practice adding numbers like 554 and 237 using a number line.  All numbers are less than 1000. Lindsay exercise https://www.khanacademy.org/math/class-6-ncf/x04ca845a9a148c80:the-other-side-of-zero/x04ca845a9a148c80:adding-integers/e/adding-integers-on-the-number-line 2025-02-10T09:17:49.615690606Z Adding integers on the number line Practice representing integer addition with a number line. Lafeesah Waalee exercise https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/cc-7th-add-negatives/v/adding-negative-numbers-on-number-line-examples 2021-06-30T17:51:08Z Adding negative numbers on the number line Sal shows how to model 6 + (-2) using vertical number lines. video https://cdn.kastatic.org/googleusercontent/74CrDmxScjtKqXn1vsDH5M7xODQWwmASUbGrgNCBFA4Z2p-LhsS7DqT-uSpr6xW7BY3-a_oo2R_jdpH9wjGg21u3 Adding negative numbers on the number line Sal shows how to model 6 + (-2) using vertical number lines. https://cdn.kastatic.org/ka-youtube-converted/3CKpidALDEg.mp4/3CKpidALDEg.mp4 325 Integers https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/cc-7th-add-negatives/e/adding-negative-numbers-on-the-number-line 2026-03-26T05:40:45.96433927Z Adding negative numbers on the number line Practice matching number line diagrams to addition expressions involving negative numbers. Ben S exercise https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/x6b17ba59:subtracting-negative-numbers-fluently/e/adding_and_subtracting_negative_numbers 2026-03-26T05:40:45.96433927Z Subtracting negative numbers Practice subtracting positive and negative single-digit numbers. Marcia Lee exercise https://www.khanacademy.org/math/algebra-basics/basic-alg-foundations/alg-basics-negative-numbers/v/adding-integers-with-different-signs 2021-07-02T09:35:29Z Adding numbers with different signs Use a number line to add 15 + (-46) + 29 Sal Khan video https://cdn.kastatic.org/googleusercontent/w7nXlscCzE_OLhg0dP3KUJ6os_HQO657_y7dND6AK-mXwLV98KVsgaIaa8NFp6at2S7lltJTPUpzanii4Rt2GvPgEg Adding numbers with different signs Use a number line to add 15 + (-46) + 29 https://cdn.kastatic.org/ka-youtube-converted/NrVvu7cM8_o.mp4/NrVvu7cM8_o.mp4 332 Integers https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/cc-7th-add-and-sub-integers/e/integer-addition-and-subtraction-2 2023-07-31T23:04:20.970726205Z Adding & subtracting negative numbers Practice solving addition and subtraction problems with integers (positive and negative numbers). Ben S exercise https://www.khanacademy.org/math/ka-math-class-7/x26f4f4b84655c15c:integers-ncert-new-indian-accent/x26f4f4b84655c15c:properties-of-addition-and-subtraction-of-integers-indian-accent/v/closure-property-for-additionsubtraction-integers 2024-03-14T20:05:09.2926958Z Closure Property for Addition/Subtraction for Integers This video discusses what is Closure property for addition and subtraction for integers. Devashish Phadnis video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Closure Property for Addition/Subtraction for Integers This video discusses what is Closure property for addition and subtraction for integers. https://cdn.kastatic.org/ka-youtube-converted/uWC47BRML1c.mp4/uWC47BRML1c.mp4 336 Integers https://www.khanacademy.org/math/cc-seventh-grade-math/x6b17ba59:rational-numbers-addition-and-subtraction/cc-7th-properties-of-addition-and-subtraction/v/associative-commutative-with-negatives 2023-08-31T15:42:23.143811656Z Associative and commutative properties of addition with negatives The commutative and associative properties apply to addition, but not to subtraction. Rewriting subtraction as addition of the opposite is a superpower that suddenly lets us use the commutative and associative properties (without changing the value of the expression) in expressions that previously had subtraction involved. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/040239e8-e144-470f-af16-e4a7a4cc4aca_1280_720_base.png Associative and commutative properties of addition with negatives The commutative and associative properties apply to addition, but not to subtraction. Rewriting subtraction as addition of the opposite is a superpower that suddenly lets us use the commutative and associative properties (without changing the value of the expression) in expressions that previously had subtraction involved. https://cdn.kastatic.org/ka-youtube-converted/uHWDJHerbGQ.mp4/uHWDJHerbGQ.mp4 298 Integers https://www.khanacademy.org/math/cc-seventh-grade-math/x6b17ba59:rational-numbers-addition-and-subtraction/cc-7th-properties-of-addition-and-subtraction/e/commutative-and-associative-properties-of-addition-with-integers 2025-02-10T09:17:49.615690606Z Commutative and associative properties of addition with integers Rewrite numerical expressions involving subtraction as sums of integers in order to apply the commutative and associative properties of addition. Charlie Auen exercise https://www.khanacademy.org/math/ka-math-class-7/x26f4f4b84655c15c:integers-ncert-new-indian-accent/x26f4f4b84655c15c:properties-of-addition-and-subtraction-of-integers-indian-accent/v/what-is-additive-identity 2024-08-02T14:34:16.112060016Z What is additive identity In this video we cover what is additive identity and what is the significance of studying this thing ? Learn about this in a simplest way possible. Devashish Phadnis video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw What is additive identity In this video we cover what is additive identity and what is the significance of studying this thing ? Learn about this in a simplest way possible. https://cdn.kastatic.org/ka-youtube-converted/LBnYQwbjwHc.mp4/LBnYQwbjwHc.mp4 186 Integers 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 Integers https://www.khanacademy.org/math/class-6-ncf/x04ca845a9a148c80:the-other-side-of-zero/x04ca845a9a148c80:adding-integers/e/additive-inverse 2026-04-07T23:36:17.218592739Z Additive inverse This exercise is curated for additive inverse skill in addition of integers according to new ncert 2024 Devashish Phadnis exercise https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-negative-number-topic/cc-6th-absolute-value/v/meaning-of-absolute-value 2023-07-14T23:21:51.065682509Z Meaning of absolute value Absolute value is a fundamental math concept that measures the distance of a number from zero, regardless of its sign. It's always a positive value, as it represents the magnitude of a number without considering its direction. This concept is useful in real-world applications, such as calculating distances and comparing heights. Sal Khan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Meaning of absolute value Absolute value is a fundamental math concept that measures the distance of a number from zero, regardless of its sign. It's always a positive value, as it represents the magnitude of a number without considering its direction. This concept is useful in real-world applications, such as calculating distances and comparing heights. https://cdn.kastatic.org/ka-youtube-converted/zpln5ExhkyI.mp4/zpln5ExhkyI.mp4 220 Integers https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-negative-number-topic/cc-6th-absolute-value/v/absolute-value-of-integers 2023-06-30T02:13:42.781179102Z Absolute value examples The absolute value of a number represents its distance from zero on a number line, always resulting in a positive value. This concept is essential in mathematics, as it helps to simplify calculations and understand the magnitude of numbers, regardless of their positive or negative sign. Examples include finding the absolute values of 5, -10, and -12. Sal Khan video https://cdn.kastatic.org/googleusercontent/0CiS0-HzLVFZCI-0u5H2CN_d6PxpPUNUr9o3VXnhJKRRLiZ4q94ukeS0STT3FR0jCDKlU631lt4hdXclkfJDd_LRsA Absolute value examples The absolute value of a number represents its distance from zero on a number line, always resulting in a positive value. This concept is essential in mathematics, as it helps to simplify calculations and understand the magnitude of numbers, regardless of their positive or negative sign. Examples include finding the absolute values of 5, -10, and -12. https://cdn.kastatic.org/ka-youtube-converted/r6hS_8nm1jM.mp4/r6hS_8nm1jM.mp4 142 Integers https://www.khanacademy.org/math/class-6-od/xc64d76c04ac22b26:integers-odia/xc64d76c04ac22b26:absolute-value-of-integers-odia-class-6/e/absolute-value-of-integers 2025-03-17T05:02:12.018748144Z Absolute Value of Integers In this exercise, we will try to find the absolute value (also known as modulus) of integers. Let the games begin! Satya Swaroop exercise