鸡兔共有脚160只，若将鸡兔互换，共有脚140只，求鸡兔各有几只？_哔哩哔哩_bilibili

Name: %E9%B8%A1%E5%85%94%E5%85%B1%E6%9C%89%E8%84%9A160%E5%8F%AA%EF%BC%8C%E8%8B%A5%E5%B0%86%E9%B8%A1%E5%85%94%E4%BA%92%E6%8D%A2%EF%BC%8C%E5%85%B1%E6%9C%89%E8%84%9A140%E5%8F%AA%EF%BC%8C%E6%B1%82%E9%B8%A1%E5%85%94%E5%90%84%E6%9C%89%E5%87%A0%E5%8F%AA%EF%BC%9F
Uploaded: 2025-06-06T15:11:48.164Z
Description: %E5%B7%B2%E7%9F%A5%E9%B8%A1%E5%85%94%E5%90%8C%E7%AC%BC%EF%BC%8C%E5%85%B1%E6%9C%89%E8%84%9A160%E5%8F%AA%EF%BC%8C%E5%A6%82%E6%9E%9C%E5%B0%86%E9%B8%A1%E6%8D%A2%E6%88%90%E5%85%94%E3%80%81%E5%85%94%E6%8D%A2%E6%88%90%E9%B8%A1%EF%BC%8C%E5%85%B1%E6%9C%89%E8%84%9A140%E5%8F%AA%EF%BC%8C%E6%B1%82%E9%B8%A1%E5%85%94%E5%90%84%E6%9C%89%E5%A4%9A%E5%B0%91%E5%8F%AA%EF%BC%9F

小学数学题型汇总