3.59+0.23-1.59能简便计算吗?就今天21点之前
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 17:59:40
![3.59+0.23-1.59能简便计算吗?就今天21点之前](/uploads/image/z/61237-37-7.jpg?t=3.59%2B0.23-1.59%E8%83%BD%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%E5%90%97%3F%E5%B0%B1%E4%BB%8A%E5%A4%A921%E7%82%B9%E4%B9%8B%E5%89%8D)
3.59+0.23-1.59能简便计算吗?就今天21点之前
3.59+0.23-1.59能简便计算吗?就今天21点之前
3.59+0.23-1.59能简便计算吗?就今天21点之前
3.59+0.23-1.59
=3.59-1.59+0.23
=2+0.23
=2.23
3.59+0.23-1.59
=3.59-1.59+0.23
=2+0.23
=2.23
=3.59-1.59+0.23
=2+0.23
=2.23
加法交换律