二年级数学下册四《测量》1千米有多长同步练习2北师大版.doc

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11 千米有多长 1、填上合适的单位。一块橡皮长 30( ) 课桌高 8( )小明身高 1( )20( ) 东方明珠电视塔高 468( )2、填空每小时走 5 千米,是( )米。 月亮绕球每秒运行 8 千米,是( )米。3、在里填上“” 、 “”或“” 。100 毫米1 分米 800 米8 千米26 千米2600 米 1600 毫米3 分米4、学校运动场的跑道是一圈 400 米,芳芳每天早晨跑 3 圈,她每天跑多少米?合多少千米?参考答案:1、填上合适的单位。一块橡皮长 30( 毫米 ) 课桌高 8( 分米 )小明身高 1( 米 )20( 厘米 ) 东方明珠电视塔高 468(米 )2、填空每小时走 5 千米,是(5000 )米。 月亮绕地球每秒运行 8 千米,是(8000 )米。3、在里填上“” 、 “”或“” 。2100 毫米1 分米 800 米8 千米26 千米2600 米 1600 毫米3 分米4、1200 米 1.2 千米

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