{"type":"rich","version":"1.0","title":"Addition Fact Strategies","description":"Apply properties of operations as strategies to add and subtract. Commutative property of addition and associative property of addition. (1.OA.B.3)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1783989804635&hashid=e8jY57WvjA","html":"<iframe src=\"https://arcade.padlet.com/embed/e8jY57WvjA\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}