二年级数学下册七《时分秒》奥运开幕基础练习(无答案)北师大版.doc

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1奥运开幕基础练习一、填一填。1.钟面上有( )个大格, ( )个小格。2.时针走 1 大格是( )时。3.分针走 1 小格是( )分,走 1 大格是( )分。4.时针走 1 大格,分针正好走( )圈。5.1 时=( )分。6.时针从 2 走到 3,走了( )时,分针从 2 走到 3,走了( )分。二、用两种形式表示出下列钟面上的时间。

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