{"type":"rich","version":"1.0","title":"Addition and Subtraction Pals","description":"Players study cards that show a subtraction fact on one side and the related unknown-addend addition equation on the other, such as 10 - 7 = 3 and 7 + 3 = 10. The deck is designed for review and fluency practice with the relationship between subtraction and addition. (1.OA.B.4)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1774333811816&hashid=AXpGYOy1rw","html":"<iframe src=\"https://arcade.padlet.com/embed/AXpGYOy1rw\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}