二年级数学下册三《生活中的大数》拨一拨基础练习1(无答案)北师大版.doc

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1拨一拨基础练习1下面的话,对的画,错的画。(1)一个数中间不管有几个零,只读一个零。 ( )(2)一个数末尾不管有几个零,只读一个零。 ( )(3)5 个一、6 个十、3 个百和 4 个千组成的数是 5634。 ( )(4)个位上的 5、十位上的 5、百位上的 5、千位上的 5,意义相同,都表示“5” 。 ( )2写出下面各数九千零三十二 写作:_五千零二十 写作:_三千零三 写作:_六千四百零五 写作:_四千零四 写作:_八千一百 写作:_四百九十二 写作:_六千三百四十三 写作:_五千三百零五 写作:_一千二百三十 写作:_三千五百二十九 写作:_七千零八 写作:_四千 写作:_九百四十九 写作:_二千七百 写作:_二千零八十九 写作:_四千九百零九 写作:_3下面是各数的组成,把这些数写出来,然后再口头读出来。(1)4 个千和 5 个百( )(2)6 个千、2 个百和 9 个一( )(3)2 个千和 6 个十( )(4)8 个千和 8 个一( )2(5)9 个千、4 个十和 5 个一( )(6)1 个千、3 个百、7 个十和 4 个一( )4填上正确的数.(1)8264(8000)(200)(60)(4)(2)3360( )( )( )(3)8090( )( )(4)70003008( )(5)5000700905( )(6)600060060( )

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