{"type":"rich","version":"1.0","title":"LM = 15 / 8 = (5 ⋅ 3) / (5 + 3)","html":"<iframe src=\"https://www.desmos.com/calculator/i0p8sfkrr3?embed\" width=\"500px\" height=\"500px\" style=\"border: 1px solid #ccc\" frameborder=0></iframe>","width":500,"height":500}