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 Adición y sustracción en números enteros https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/x6b17ba59:adding-negative-numbers-fluently/e/adding_negative_numbers 2026-03-26T05:40:45.96433927Z Adding negative numbers Practice adding positive and negative single-digit numbers. Sundar Subbarayan exercise https://www.khanacademy.org/math/algebra-basics/basic-alg-foundations/alg-basics-negative-numbers/v/adding-and-subtracting-negative-number-examples 2021-06-30T17:51:06Z Adding & subtracting negative numbers Learn how to add and subtract negative numbers. The problems solved in this video are 2 - 3 = -1 and -2 - 3 = -5 and -2 + 3 = 1 and 2 - (-3) = 5 and -2 - (-3). Sal Khan video https://cdn.kastatic.org/googleusercontent/nhpJu0iR2NA-JVLE9lvXK-KkWv8F-pJqFFLzggJLVlH-XZ4uUiBXLCHZjiiM58ouoOEwxC7iwXAMLkwwMZfXNnFh Adding & subtracting negative numbers Learn how to add and subtract negative numbers. The problems solved in this video are 2 - 3 = -1 and -2 - 3 = -5 and -2 + 3 = 1 and 2 - (-3) = 5 and -2 - (-3). https://cdn.kastatic.org/ka-youtube-converted/NQSN00zL5gg.mp4/NQSN00zL5gg.mp4 247 Adición y sustracción en números enteros https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/x6b17ba59:subtracting-negative-numbers-fluently/e/understand-subtraction-as-adding-the-opposite 2023-07-31T23:04:20.970726205Z Understand subtraction as adding the opposite Practice rewriting subtraction problems as equivalent addition problems. For example, 2-9=2+(-9). Lindsay 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 Adición y sustracción en números enteros https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/x6b17ba59:subtracting-negative-numbers-fluently/a/subtracting-negative-numbers-review 2024-08-06T17:09:37.268398291Z Subtracting negative numbers review Review the basic of subtracting negative numbers and try some practice problems. article 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/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/cc-7th-sub-neg-intro/v/integer-equations-to-describe-diagram 2021-06-28T22:10:44Z Number equations & number lines Integer equations to describe diagram video https://cdn.kastatic.org/googleusercontent/8ZZzxLl4jvUD6CeEIo42eGGJDZfd9ZBU8m2Mrz8N1b7gyOVmAlrSsXfj92C3Il6V5ze3TEjT2NYI260diaDaDzwk Number equations & number lines Integer equations to describe diagram https://cdn.kastatic.org/ka-youtube-converted/Ddvw2wEBfpc.mp4/Ddvw2wEBfpc.mp4 163 Adición y sustracción en números enteros https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/cc-7th-sub-neg-intro/e/negative-number-addition-and-subtraction--equations-and-number-lines 2025-12-15T17:30:47.676170268Z Number equations & number lines Practice writing addition and subtraction equations to match number line diagrams. Ben S exercise https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/cc-7th-sub-neg-intro/v/interpreting-integer-expressions 2021-06-30T17:51:09Z Interpreting numeric expressions example Sal chooses the correct interpretation of the integer expression 3 + (-7). video https://cdn.kastatic.org/googleusercontent/1GOlDR2IRlQ-hBc93IHnjQBRgCOyUhyetJj4xXj8p1Te7T9HYeyynpQPrskamKTqNE9qHWvlL2i7yegalR14oZMP Interpreting numeric expressions example Sal chooses the correct interpretation of the integer expression 3 + (-7). https://cdn.kastatic.org/ka-youtube-converted/ahib7LGDysQ.mp4/ahib7LGDysQ.mp4 146 Adición y sustracción en números enteros https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/cc-7th-sub-neg-intro/e/understanding-addition-and-subtraction-on-the-number-line 2024-09-05T13:29:03.397995259Z Interpret negative number addition and subtraction expressions Practice working through addition and subtraction problems using the number line. Ben S. exercise https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-multiply-and-divide/cc-7th-mult-div-neg-word-problems/v/interpreting-multiplication-and-division-of-negative-numbers 2026-03-26T21:40:53.527314638Z Interpreting multiplication & division of negative numbers Let's think about the meaning of negative numbers in different situations. video https://cdn.kastatic.org/googleusercontent/JHJXPzZVPFSyvCR_VXH2aGo2TZiZGIAb_j0HWvITRo_fsWu9isLZJoFA9hpMIVXDoYUqhJKqvlaeIMb4PoDgybQ Interpreting multiplication & division of negative numbers Let's think about the meaning of negative numbers in different situations. https://cdn.kastatic.org/ka-youtube-converted/mPLCXCscqI8.mp4/mPLCXCscqI8.mp4 275 Adición y sustracción en números enteros https://www.khanacademy.org/math/cc-seventh-grade-math/x6b17ba59:rational-numbers-addition-and-subtraction/cc-7th-add-sub-word-problems-w-negatives/e/negative-number-addition-and-subtraction--interpretation-problems 2024-10-14T00:18:42.866308547Z Interpreting negative number statements Practice matching addition and subtraction equations to real-world scenarios. Priya exercise