概要:p{text-indent:2em} 10-2= 11-4= 2+17= 6+10= 13+7= 6+5= 13-8= 15+3= 11-6= 16-2= 17-11= 7+12= 6+13= 14-11= 8+3= 4+3= 10+9= 3+1= 11-7= 2+18=
一年级20以内口算题10,标签:一年级数学配套试卷大全,http://www.youer8.com10-2= 11-4= 2+17=
6+10= 13+7= 6+5=
13-8= 15+3= 11-6=
16-2= 17-11= 7+12=
6+13= 14-11= 8+3=
4+3= 10+9= 3+1=
11-7= 2+18= 4+16=
20-7= 4-2= 11-4=
4+1= 15-13= 11-9=
14-6= 8+9= 10-7=
17-3= 19-11= 5+6=
10+10= 10+9= 2+13=
5+3= 3+12= 5+13=