三年级数学下册七《数据的整理和表示》小小鞋店同步练习(一)北师大版.doc

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1快乐成长 一、口算333= 9202= 1204= 682= 1204= 413= 5102= 3220=884= 802= 232= 212= 二、脱式计算26415947 892537469 763386363三、解决问题1. 小红做数学作业用了 0.3 小时,小明做同样多的作业用了 0.25 小时,谁做得快?2. 运动会上 60 米赛跑成绩是:李红 16.3 秒,王倍 17.1 秒,李丽 15.9 秒。谁跑得最快?谁得第二?谁排第三?2答案一、11 1840 480 34 480 123 1020 660 22 40 46 42二、470 824 14三、1. 小明做的快2. 李丽跑得最快,李红第二,王倍第三。

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