小学三年级下册(三下)苏教版数学第一单元检测.1
海量中小学学习资料,请关注微信公众号:校汇学习课堂,或加老师微信:kaogaofen100第一单元测试卷(一)一、直接写出得数。41×30= 80×50= 14×40=57—19=40×5=24×20=300÷3=40×3=800÷4=二、填空题。1.49×28的积是( )位数,积大约是( )。2.60的40倍是( ),60个18是( )。3.一张作文纸共21行,每行18个格子。这张作文纸一共大约有( )个格子。4.41×59的积在( )至( )之间。5.李师傅平均每天加工10个零件,工作22天能加工( )个零件。6.在计算整数乘法时,如果两个乘数末尾有0,可以先把0前面的...
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