div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Name Add and Subtract Mixed Numbers Find the sum 31 + 21 · Add the fractions: — + Lesson 77 Reteach 000 Write the sum as a mixed number so the fractional part is less than src=https:reader034vdocumentinreader034viewer20220427125fa4e7bfe641ee266418859chtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Name Add and Subtract Mixed Numbers Find the sum 31 + 21 · Add the fractions: — + Lesson 77 Reteach 000 Write the sum as a mixed number so the fractional part is less than src=https:reader034vdocumentinreader034viewer20220427125fa4e7bfe641ee266418859chtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv