1+2+1= 1+2+3+2+1= 1+2+3+4+3+2+1= 观察上面算式,找规律,并根据规律1+2+1=1+2+3+2+1=1+2+3+4+3+2+1=观察上面算式,找规律,并根据规律直接写出下面算式的得数.1+2+3+……+99+100+99+……3+2+1=
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 21:14:40
![1+2+1= 1+2+3+2+1= 1+2+3+4+3+2+1= 观察上面算式,找规律,并根据规律1+2+1=1+2+3+2+1=1+2+3+4+3+2+1=观察上面算式,找规律,并根据规律直接写出下面算式的得数.1+2+3+……+99+100+99+……3+2+1=](/uploads/image/z/375948-36-8.jpg?t=1%2B2%2B1%3D+1%2B2%2B3%2B2%2B1%3D+1%2B2%2B3%2B4%2B3%2B2%2B1%3D+%E8%A7%82%E5%AF%9F%E4%B8%8A%E9%9D%A2%E7%AE%97%E5%BC%8F%2C%E6%89%BE%E8%A7%84%E5%BE%8B%2C%E5%B9%B6%E6%A0%B9%E6%8D%AE%E8%A7%84%E5%BE%8B1%2B2%2B1%3D1%2B2%2B3%2B2%2B1%3D1%2B2%2B3%2B4%2B3%2B2%2B1%3D%E8%A7%82%E5%AF%9F%E4%B8%8A%E9%9D%A2%E7%AE%97%E5%BC%8F%2C%E6%89%BE%E8%A7%84%E5%BE%8B%2C%E5%B9%B6%E6%A0%B9%E6%8D%AE%E8%A7%84%E5%BE%8B%E7%9B%B4%E6%8E%A5%E5%86%99%E5%87%BA%E4%B8%8B%E9%9D%A2%E7%AE%97%E5%BC%8F%E7%9A%84%E5%BE%97%E6%95%B0.1%2B2%2B3%2B%E2%80%A6%E2%80%A6%2B99%2B100%2B99%2B%E2%80%A6%E2%80%A63%2B2%2B1%3D)
1+2+1= 1+2+3+2+1= 1+2+3+4+3+2+1= 观察上面算式,找规律,并根据规律1+2+1=1+2+3+2+1=1+2+3+4+3+2+1=观察上面算式,找规律,并根据规律直接写出下面算式的得数.1+2+3+……+99+100+99+……3+2+1=
1+2+1= 1+2+3+2+1= 1+2+3+4+3+2+1= 观察上面算式,找规律,并根据规律
1+2+1=
1+2+3+2+1=
1+2+3+4+3+2+1=
观察上面算式,找规律,并根据规律直接写出下面算式的得数.
1+2+3+……+99+100+99+……3+2+1=
1+2+1= 1+2+3+2+1= 1+2+3+4+3+2+1= 观察上面算式,找规律,并根据规律1+2+1=1+2+3+2+1=1+2+3+4+3+2+1=观察上面算式,找规律,并根据规律直接写出下面算式的得数.1+2+3+……+99+100+99+……3+2+1=
10000