托式计算(有过程):1/2+(1/3+2/3)+(1/4+2/4+3/4)+(1/5+2/5+3/5+4/5)+…+(1/10+2/10+…+9/10)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 01:24:06
![托式计算(有过程):1/2+(1/3+2/3)+(1/4+2/4+3/4)+(1/5+2/5+3/5+4/5)+…+(1/10+2/10+…+9/10)](/uploads/image/z/13063235-59-5.jpg?t=%E6%89%98%E5%BC%8F%E8%AE%A1%E7%AE%97%EF%BC%88%E6%9C%89%E8%BF%87%E7%A8%8B%EF%BC%89%EF%BC%9A1%2F2%2B%281%2F3%2B2%2F3%29%2B%281%2F4%2B2%2F4%2B3%2F4%29%2B%281%2F5%2B2%2F5%2B3%2F5%2B4%2F5%29%2B%E2%80%A6%2B%281%2F10%2B2%2F10%2B%E2%80%A6%2B9%2F10%29)
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托式计算(有过程):1/2+(1/3+2/3)+(1/4+2/4+3/4)+(1/5+2/5+3/5+4/5)+…+(1/10+2/10+…+9/10)
托式计算(有过程):1/2+(1/3+2/3)+(1/4+2/4+3/4)+(1/5+2/5+3/5+4/5)+…+(1/10+2/10+…+9/10)
托式计算(有过程):1/2+(1/3+2/3)+(1/4+2/4+3/4)+(1/5+2/5+3/5+4/5)+…+(1/10+2/10+…+9/10)
1/2+1/3+2/3+1/4+2/4+3/4+1/5+2/5+3/5+4/5+……+1/10+2/10+3/10+……+8/10+9/10
=1/2+2/2+3/2+4/2+5/2+6/2+7/2+8/2+9/2
=45/2
=22又1/2
=22.5