① 100+150+200+250+300+350+400+450……(依次增加50)+3500+3550+3600=?② 100+150+200+250+300+350+400+450……(以此增加50,和上一题一样)+3000+3050+3100=?
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/14 03:48:25
![① 100+150+200+250+300+350+400+450……(依次增加50)+3500+3550+3600=?② 100+150+200+250+300+350+400+450……(以此增加50,和上一题一样)+3000+3050+3100=?](/uploads/image/z/7138827-27-7.jpg?t=%E2%91%A0+100%2B150%2B200%2B250%2B300%2B350%2B400%2B450%E2%80%A6%E2%80%A6%EF%BC%88%E4%BE%9D%E6%AC%A1%E5%A2%9E%E5%8A%A050%EF%BC%89%2B3500%2B3550%2B3600%3D%3F%E2%91%A1+100%2B150%2B200%2B250%2B300%2B350%2B400%2B450%E2%80%A6%E2%80%A6%EF%BC%88%E4%BB%A5%E6%AD%A4%E5%A2%9E%E5%8A%A050%2C%E5%92%8C%E4%B8%8A%E4%B8%80%E9%A2%98%E4%B8%80%E6%A0%B7%EF%BC%89%2B3000%2B3050%2B3100%3D%3F)
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