三年级上册数学两位数乘一位数口算训练

班级：姓名：错（）题11X6 =15X3=19X6=23X7 =27X4 =79X3 =83X2 =11X2=15X2=19X2 =23X2 =27X2 =79X2 =83X2=11X3=15X3 =