https://www.khanacademy.org/math/mappers/number-and-operations-224-227/x261c2cc7:properties-of-addition-subtraction/v/equivalent-expressions-with-negative-numbers 2021-06-28T22:10:40Z Equivalent expressions with negative numbers Equivalent expressions with negative numbers video https://cdn.kastatic.org/googleusercontent/MI1hQ7z2OQX3iS5Eo-EsZ3ILqcHTxvtMXVEhO7S4ujcDNJS3PDBeYAwMfCg2283Yc9HsHtIIbQQl26uHLyHL0a8e Equivalent expressions with negative numbers Equivalent expressions with negative numbers https://cdn.kastatic.org/ka-youtube-converted/fa__960kzVE.mp4/fa__960kzVE.mp4 381 Properties of addition & subtraction https://www.khanacademy.org/math/cc-seventh-grade-math/x6b17ba59:rational-numbers-addition-and-subtraction/cc-7th-properties-of-addition-and-subtraction/e/negative-number-addition-and-subtraction-equivalent-expressions 2024-11-06T18:43:19.597106389Z Equivalent expressions with negative numbers Practice identifying equivalent expressions involving the addition and subtraction of negative numbers. Ben S exercise https://www.khanacademy.org/math/mappers/number-and-operations-224-227/x261c2cc7:properties-of-addition-subtraction/e/equivalent-expressions-with-negative-numbers-and-varables 2023-07-18T22:48:45.033562364Z Equivalent expressions with negative numbers and variables Practice identifying equivalent expressions involving the addition and subtraction of negative numbers and variables. Lindsay exercise