https://www.khanacademy.org/math/arithmetic-home/negative-numbers/add-negatives-intro/v/adding-negative-numbers 2021-06-30T17:51:15Z Adding negative numbers example Use a number line to add -15 + (-46) + (-29) Sal Khan video https://cdn.kastatic.org/googleusercontent/zDMGDkPPyAj0BSxsvmjDhP0mTs-MEtugCP8wsKrFR8qEomomlAwDh1koFInadKfUfQdN28mFGtjZaYpdcexv4sGlRw Adding negative numbers example Use a number line to add -15 + (-46) + (-29) https://cdn.kastatic.org/ka-youtube-converted/AcpIO62x2oo.mp4/AcpIO62x2oo.mp4 341 Adding and subtracting negative numbers https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/x6b17ba59:adding-negative-numbers-fluently/e/signs-of-sums 2026-03-26T05:40:45.96433927Z Signs of sums Practice determining whether the sum of two numbers is positive, negative, or zero.  Ben S. 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 Adding and subtracting negative numbers https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-negative-numbers-add-and-subtract/x6b17ba59:adding-negative-numbers-fluently/a/adding-negative-numbers-review 2024-08-05T15:48:42.348253873Z Adding negative numbers review Review the basic of adding 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: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 Adding and subtracting negative numbers 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/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/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-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