{"type":"rich","version":"1.0","title":"Two-Digit Addition Practice","description":"Players complete addition equations by dragging missing numbers, sums, or regrouped tens into blanks. The problems highlight strategies such as breaking apart addends, making friendly tens, and combining partial sums to add up to four two-digit numbers. (2.NBT.B.6)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1774379471951&hashid=60Km9G3QK7","html":"<iframe src=\"https://arcade.padlet.com/embed/60Km9G3QK7\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}