四年级下册数学单元测试-第三单元-苏教版
http://t.cn/Ri466E4第三单元演练一、填空题。1.11的101倍是( ),31个120是( )。2.根据62×16=992,直接写出下面算式的得数。62×160=( ) 620×1600=( )992÷16=( ) 620×( )=99203.一辆汽车在高速公路上匀速行驶,1小时行驶了125千米,12小时行驶了( )千米。4.计算16×300时,可以先算( ),再在积的末尾添上( )。5.下面算式中,不同的图形表示不同的数,相同的图形表示相同的数,如果△+□=200,□×5=80,那么△=( ),□=( )。二、选择题。(把正确答案的序号填在括号里)1....
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