秋季三年级奥数培训教材

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1、秋季三年级奥数培训教材76第一章趣题与智巧（一）····························································1第一讲找规律·······························································1第二讲添运算符号···························································4第三讲算式迷······················································

2、·········6第四讲文字算式迷···························································9第二章数与计算（一）·····························································13第一讲加减巧算···························································13第二讲有余除法·························································

3、··17第三讲配对求和···························································21第三章空间与图形································································24第一讲76数图形·····························································24第四章实践与应用··························································

4、······29第一讲应用题（一）························································29第二讲应用题（二）························································33第三讲植树问题···························································37第五章数与计算（二）·····························································42

5、第一讲乘法速算···························································42第二讲乘除巧算···························································46第三讲数字趣谈···························································50第六章趣题与智巧（二）···························································54第一讲填数游戏

6、76···························································54第二讲周期问题···························································60第三讲数字趣谈···························································64第七章组合与推理································································69第一讲重叠问题···

7、························································69第一章趣题与智巧（一）第一讲找规律【一】在括号里填上适当的数。1，2，3，4，（），（）。练习找规律填数（1）9，10，11，12，（），（）。（2）23，22，21，20，（），（）。【二】在括号里填上合适的数。7，9，11，13，（），（）。练习76按规律填数。（1）4，7，10，13，（），（）。（2）99，97，95，93，（），（）。【一】先找出规律，再在括号内填上合适的数。（1）0，5，10，15，（），（）。（2）0，1，3，6，（

8、），（）。（3）2，6，18，54，（