<p class="ql-block">预习视频：https://video.fbcontent.cn/34a8d4c510d541299e03d07fba61e317/bac1c70f7bdd4a3d978216f685b05d73-83894de33b928b7080e98c631da9c2f2-sd.mp4</p> <p class="ql-block">💡数学第二讲《有理数的混合运算》</p><p class="ql-block"><br></p><p class="ql-block">；笔记+手写讲义+课课练题目+竞赛题如下：</p><p class="ql-block">涉及到的胶囊视频有：</p><p class="ql-block"> 有理数的乘除运算：https://video.fbcontent.cn/sv/8682866-175938d9fe7/8682866-175938d9fe7.mp4</p><p class="ql-block">有理数的混合运算https://video.fbcontent.cn/sv/15d0b104-17591522c90/15d0b104-17591522c90.mp4</p> <p class="ql-block">课课练好题第2讲例2：https://maple-online.fbcontent.cn/public/release/trans/app-TUTOR_CYBER_MULTIMEDIA_VIDEO/1c7ba732-8176-4e50-8e0e-5080a23d7eb7.mp4</p><p class="ql-block">课课练好题第2讲例4：https://maple-online.fbcontent.cn/public/release/trans/app-TUTOR_CYBER_MULTIMEDIA_VIDEO/23ee1185-c30b-4e2a-9894-732714b34652.mp4</p><p class="ql-block">课课练好题第2讲例7：https://maple-online.fbcontent.cn/public/release/trans/app-TUTOR_CYBER_MULTIMEDIA_VIDEO/a1fdc2c8-b887-440b-87ee-77c73f3e650a.mp4</p> <p class="ql-block">下面是本周课后竞赛题的视频解析+答案</p><p class="ql-block">竞赛题推荐第2讲-1：https://maple-online.fbcontent.cn/public/release/trans/app-TUTOR_CYBER_MULTIMEDIA_VIDEO/57d88284-7fa2-459d-addd-4a8cc80ee527.mp4</p><p class="ql-block">竞赛题推荐第2讲-2：https://maple-online.fbcontent.cn/public/release/trans/app-TUTOR_CYBER_MULTIMEDIA_VIDEO/61407fe8-b2ca-4523-98ca-a0d09bc3998a.mp4</p><p class="ql-block"><br></p>