青岛版数学二年级上册期中试题
一、填空题(共30分,每空1分)
1、看图写算式
?个
( )个( )相加
加法算式:
乘法算式: 或
2、改写算式:
3+3+3+3+3+3+3 或
6+6+6+6 或
4+4+4+4+4+3 或
3、写出4道积是12的乘法算式:
4、一双筷子是2根,小强家有3口人,吃饭时要放( )双筷子。
5、5个3是( ),再加上25是( )。2个6是( ),再加上6是( ),现在有( )个6。
6、把口诀填完整,再写出两个乘法算式。
三( )十五 五( )三十 ( )六十二 ______________ _______________ _________________ ______________ _______________ _____________
二、操作题:(18分)
1、数一数下面图形中有几个角,填在( )里。(6分)
( )个角 ( )个角 ( )个角
2、在下面的钉子板上画两个带有直角的图形。(6分)
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