小学奥数全程串讲班 扫二维码继续学习二维码时效为半小时

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if you don't under stand what you are, then come here and learn about math, you can have every thing you've see, you've heard.

 

come and learn here, have fun with math.

                --------Alicia.hu

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1, 末项=首项+(项数-1)

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重复数字变形法则:

例:

123123123123=1001001001*123

234234234234=1001001001*234

234234234234234=1001001001001*234

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1设鸡得兔设兔得鸡

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pr0008 · 2017-08-29 · 默认教学计划 0
  1. 分率对应
  2.  量率对应 
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黄杰是只猪                黄杰是只猪                   黄杰是只猪                黄杰是只猪                   黄杰是只猪                黄杰是只猪                  
╭︿︿︿╮ 
{/ o  o /} 
 ( (oo) ) 

  ︶︶︶       

        

        

╭︿︿︿╮ 
{/ o  o /} ←←←←←←←
 ( (oo) )                        
  ︶︶︶                          ↑

                                       ↑
         ________                   ↑
        |¤¤¤¤|      →→→→→↑
  ____] |¤¤¤¤|
 /□□|___======__
/_________________|
 \⊙◎◎◎◎◎◎◎/
   ~~~~~~~~~~~~~~

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sz8389 · 2016-01-25 · 默认教学计划 0

黄杰是个猪              黄杰是只猪                      黄杰是只猪              黄杰是只猪                     

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sz8389 · 2016-01-25 · 默认教学计划 0

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         ________
        |¤¤¤¤|      
  ____] |¤¤¤¤|
 /□□|___======__
/_________________|
 \⊙◎◎◎◎◎◎◎/
   ~~~~~~~~~~~~~~


       ___             |
 -----[=[]=>  ____===__|
  ----====--/  ★021S  \
/_____________________/   
  \◎◎◎◎◎◎◎◎⊙| 
   ~~~~~~~~~~~~~~~~~ 


    .---- -. -. .  .   .
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    \_/      ;--:-\         __--------------------__
   __U__n_^_''__[. |ooo___  | |_!_||_!_||_!_||_!_| |
 c(_ ..(_ ..(_ ..( /,,,,,,] | |___||___||___||___| |
 ,_\___________'_|,L______],|______________________|
/;_(@)(@)==(@)(@)   (o)(o)      (o)^(o)--(o)^(o)   


     .----------.
    /            \
  _(.-. _...._ .-.)_
 (_)`-' __()__ `-'(_)
(....__|LESTER|__....)
 | |    ~~~~~~    | |
 `-'              `-'
     .----------.
    /            \
  _(.-. _...._ .-.)_
 (_)`-' __()__ `-'(_)
(....__|LESTER|__...

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sz8389 · 2016-01-15 · 默认教学计划 1