12+24÷6 35÷(70-63) 5000-109-1127 1386+405-298
= = = =
= = = =
四、画一画,数一数(8%)。
1、在下面画一个锐角。
2、一只蜗牛从A点出发,先向东南方向爬2厘米,到达B点,再向西爬了4cm5mm到达C点,请画出小虫的爬行路线,并标出B点和C点。
A·
3、数一数右图中
锐角有( )个
钝角有( )个
直角有( )个
正方形有( )个
<v:shapetype id="_x0000_t106" path="ar,7165,4345,13110,1950,7185,1080,12690,475,11732,4835,17650,1080,12690,2910,17640,2387,9757,10107,20300,2910,17640,8235,19545,7660,12382,14412,21597,8235,19545,14280,18330,12910,11080,18695,18947,14280,18330,18690,15045,14822,5862,21597,15082,18690,15045,20895,7665,15772,2592,21105,9865,20895,7665,19140,2715,14330,,19187,6595,19140,2715,14910,1170,10992,,15357,5945,14910,1170,11250,1665,6692,650,12025,7917,11250,1665,7005,2580,1912,1972,8665,11162,7005,2580,1950,7185xear,7165,4345,13110,1080,12690,2340,13080nfear475,11732,4835,17650,2910,17640,3465,17445nfear7660,12382,14412,21597,7905,18675,8235,19545nfear7660,12382,14412,21597,14280,18330,14400,17370nfear12910,11080,18695,18947,18690,15045,17070,11475nfear15772,2592,21105,9865,20175,9015,20895,7665nfear14330,,19187,6595,19200,3345,19140,2715nfear14330,,19187,6595,14910,1170,14550,1980nfear10992,,15357,5945,11250,1665,11040,2340nfear1912,1972,8665,11162,7650,3270,7005,2580nfear1912,1972,8665,11162,1950,7185,2070,7890nfem@23@37qx@35@24@23@36@34@24@23@37xem@16@33qx@31@17@16@32@30@17@16@33xem@38@29qx@27@39@38@28@26@39@38@29xe" adj="1350,25920" o:spt="106" coordsize="21600,21600"> 二(3)班比二(1)班收集的多一些,比二(2)班少得多。
二(2)班收集了860节废电池。
五、解决问题。(20%)
二(1)班收集了420节废电池。
1、二(3)班可能收集了多少节废电池?(画“○”)
721节
480节
820节
2、二(1)班44个同学坐面包车去公园,每辆车限坐8人,至少需要几辆车?
3、教室里有51个座位,进来5组小朋友,每组7人,这时教室里还有几个空位?
4、红红用15元钱买了3枝笔,华华用4元5角钱买了1枝笔,谁买的便宜一些?每枝便
宜多少钱?
5、学校图书馆有科技书860本,比故事书多134本,故事书有多少本?
Tag:小学二年级数学试卷,二年级数学下册教案,二年级数学试卷分析,小学试卷 - 小学数学试卷 - 小学二年级数学试卷