https://www.khanacademy.org/math/cc-seventh-grade-math/x6b17ba59:rational-numbers-addition-and-subtraction/cc-7th-add-sub-neg-fractions/v/adding-fractions-with-different-signs 2021-06-30T17:51:06Z Adding fractions with different signs Use a number line to add fractions with different signs.  Sal Khan video https://cdn.kastatic.org/googleusercontent/4yHfhgI_asAQlv4pmyCfY7PEVyY9-MqtCBdgALTdOz2akAr5Rf1EfFSe7x0vummgIeejbSk6nJnw9_-23u6Em9s Adding fractions with different signs Use a number line to add fractions with different signs.  https://cdn.kastatic.org/ka-youtube-converted/QS1LMomm0Gk.mp4/QS1LMomm0Gk.mp4 382 Adding & subtracting negative fractions https://www.khanacademy.org/math/cc-seventh-grade-math/x6b17ba59:rational-numbers-addition-and-subtraction/cc-7th-add-sub-neg-fractions/v/adding-and-subtracting-fractions-with-negatives 2023-08-31T15:42:23.143811656Z Adding and subtracting fractions with negatives Use the properties of addition to strategically add and subtract fractions with negatives and unlike denominators. We can rewrite the subtraction as adding the opposite so that the addition properties will apply. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/e5f9fef2-dec8-4f3e-bb48-047e233675a7_1280_720_base.png Adding and subtracting fractions with negatives Use the properties of addition to strategically add and subtract fractions with negatives and unlike denominators. We can rewrite the subtraction as adding the opposite so that the addition properties will apply. https://cdn.kastatic.org/ka-youtube-converted/nhJ60MCLeCU.mp4/nhJ60MCLeCU.mp4 225 Adding & subtracting negative fractions https://www.khanacademy.org/math/cc-seventh-grade-math/x6b17ba59:rational-numbers-addition-and-subtraction/cc-7th-add-sub-neg-fractions/e/adding_and_subtracting_fractions 2024-06-04T16:35:44.460400405Z Adding & subtracting negative fractions Practice adding and subtracting positive and negative fractions. Marcia Lee exercise