第1道:有一桶油连桶重138千克,用掉一半后,油连桶重75千克.桶和油各重多少千克?(算式最好不要很复杂)第2道:就是一道很简单的,在算式里添括号,7*9+12/3-2=23,7*9+12/3-2=89(*=乘/=除以).
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/05 13:53:01
![第1道:有一桶油连桶重138千克,用掉一半后,油连桶重75千克.桶和油各重多少千克?(算式最好不要很复杂)第2道:就是一道很简单的,在算式里添括号,7*9+12/3-2=23,7*9+12/3-2=89(*=乘/=除以).](/uploads/image/z/1526315-59-5.jpg?t=%E7%AC%AC1%E9%81%93%3A%E6%9C%89%E4%B8%80%E6%A1%B6%E6%B2%B9%E8%BF%9E%E6%A1%B6%E9%87%8D138%E5%8D%83%E5%85%8B%2C%E7%94%A8%E6%8E%89%E4%B8%80%E5%8D%8A%E5%90%8E%2C%E6%B2%B9%E8%BF%9E%E6%A1%B6%E9%87%8D75%E5%8D%83%E5%85%8B.%E6%A1%B6%E5%92%8C%E6%B2%B9%E5%90%84%E9%87%8D%E5%A4%9A%E5%B0%91%E5%8D%83%E5%85%8B%3F%28%E7%AE%97%E5%BC%8F%E6%9C%80%E5%A5%BD%E4%B8%8D%E8%A6%81%E5%BE%88%E5%A4%8D%E6%9D%82%29%E7%AC%AC2%E9%81%93%3A%E5%B0%B1%E6%98%AF%E4%B8%80%E9%81%93%E5%BE%88%E7%AE%80%E5%8D%95%E7%9A%84%2C%E5%9C%A8%E7%AE%97%E5%BC%8F%E9%87%8C%E6%B7%BB%E6%8B%AC%E5%8F%B7%2C7%2A9%2B12%2F3-2%3D23%2C7%2A9%2B12%2F3-2%3D89%28%2A%3D%E4%B9%98%2F%3D%E9%99%A4%E4%BB%A5%29.)
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