用简便方法计算|1/3-1/2|+|1/4-1/3|+||1/5-1/4|+...+|1/2010-1/2009|的值
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/31 08:02:32
![用简便方法计算|1/3-1/2|+|1/4-1/3|+||1/5-1/4|+...+|1/2010-1/2009|的值](/uploads/image/z/66745-1-5.jpg?t=%E7%94%A8%E7%AE%80%E4%BE%BF%E6%96%B9%E6%B3%95%E8%AE%A1%E7%AE%97%7C1%2F3-1%2F2%7C%2B%7C1%2F4-1%2F3%7C%2B%7C%7C1%2F5-1%2F4%7C%2B...%2B%7C1%2F2010-1%2F2009%7C%E7%9A%84%E5%80%BC)
x){>eu
O6mS_[|C}c]C}m 2LS ӤF[OO$ad`h Re``Y|Vӆ=6IET6QΆ$]3X-R
n
lQтo``0Ikj`Rh_\g? `}
用简便方法计算|1/3-1/2|+|1/4-1/3|+||1/5-1/4|+...+|1/2010-1/2009|的值
用简便方法计算|1/3-1/2|+|1/4-1/3|+||1/5-1/4|+...+|1/2010-1/2009|的值
用简便方法计算|1/3-1/2|+|1/4-1/3|+||1/5-1/4|+...+|1/2010-1/2009|的值
|1/3-1/2|+|1/4-1/3|+||1/5-1/4|+...+|1/2010-1/2009|
=1/2-1/3+1/3-1/4+1/4-1/5.1/2009-1/2010
=1/2-1/2010
=1005/2010-1/2010
=1004/2010
=502/1005
用简便方法计算1/27+2/27+3/27+.+26/27 简便/简便/简便
1、用简便方法计算
用简便方法计算,1,2题
(+1)+(-2)+(+3)+(-4)+.+(+2011)+(-2012)用简便方法计算
1+2+3+4+.20=?用简便方法计算
用简便方法计算.100-1-2-3-4...-20
1+(-2)+3+(-4)+.+2007+(-2008).用简便方法计算
1/(1-3/4)用简便方法计算
1/(2/3)/(3/4)/./(99/100)简便方法计算
用简便方法计算:1/5*27+3/5*41
用简便方法计算1+2+...+98+99
(2-65分之1)x13,用简便方法如何计算?
3/4+2/3-1/5用简便方法计算该如何计算
用简便方法计算:(1/2-3/8)x8(写出计算过程)
1:A乘B加B用简便方法计算.2:125乘(80减8)用简便方法计算.
2012×2013分之2011 用简便方法计算 50又11分之2×24分之1 用简便方法计算
(1)、1+(-2)+3+(-4)+.+(-2010)+2011+(-2012)用简便方法计算(2)、69+699+6999+69999+699999用简便方法计算
数学简便计算,请用简便方法来算[2分之5+(3-2分之1)]x5分之3