三年级数学下册一《除法》讲故事一课三练北师大版.doc

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1讲故事淘淘猫导学基础碰碰车知识点运用乘除混合运算解决实际问题64842 12036 15045 39663(1)14032=21021023=( )(2)36045=1836020=( )1854=( )3买 7根跳绳花了 126元,再买同样的 4根需要花多少钱?升级跷跷板4看图列算式并计算。25三年级(1)班的同学买门票,花了 210元,三年级(2)班有 17人也准备去,需要准备多少钱买门票?智慧摩天轮6光明小学三年级 3个班的师生要去旅游,怎样租车最便宜?3答案与点拨1. 324 60 120 222(1)140 (2)18 3603. 12674=184=72(元)答:需要 72元。4(1)48047=1207=840(元)(2)12043=4803=160(个)5. 210717=3017=510(元)答:需要准备 510元。6租 13辆 9人车,再租一辆 7人车。4

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