一年级20以内口算.doc

文档介绍：8+0=
4+4=
6+4=
4+1 =
0+3=
4+3=
8+1 =
4+4=
3+4=
5+1 =
3+4=
3+0=
8+1 =
1+2=
10+1 =
11+9=
0+8= 6+1 = 2+1 = 1+5= 5+4= 4+4= 8+2= 2+8= 3+1 = 3+5= 3+5= 6+4= 0+1 = 5+4=
0+3= 5+3=
2+6= 3+4=
3+2= 0+9=
6+4= 0+3=
8+1= 2+8=
5+3= 1+2=
2+7= 3+6=
6+4= 4+4=
6+3= 3+4=
5+3= 0+7=
8+2= 2+1=
0+9= 9+0=
0+2= 3+1=
6+3= 4+2-
14+5=
16-6=
12+3=
12+5=
2+7= 4+3=
5+5= 4+4=
4+4= 2+3=
3+7= 9+1=
8+2= 7+2=
2+4= 5+5=
6+1= 0+6=
7+2= 9+1=
7+0= 8+2=
4+4= 1+3=
2+7= 2+2=
3+7= 5+4=
0+7= 0+4=
2+0= 4+2=
18-7=
10+9=
18-8=
12+7=
2+7=
0+6=
3+4=
0+0=
3+7=
4+2=
0+5=
0+4=
5+3=
1+9=
5+4=
0+9=
0+4=
3+2=
10+2=
12+4=
10+6=
13-2=
16-5=
12+8=
13+1 =
19-7=
18-4=
17-4=
13+2
10+7=
13+3=
18-3=
19-8=
13+4=
10+5=
14-4
18+2=
17-6=
15+3=
14+6=
19-0=
15+1 =
15+2=
12+6=
20-0=
16+1 =
14-3=
16+2=
15+5=
14-2=
16+3=
11+3=
17+3=
16+4=
18+1 =
17+1 =
17+2=
20+0=
12+1 = 19-2=
10+4=
19-3=
3+14=
19-1 =
11 + 1 =
19-6=
11+3=
11+6=
18-2=
19-9=
18-1 =
17-1 =
11+4=
17-3=
13+3=
14+1 =
17-2=
10+6
13+6=
16-1 = 13+4=
12+3=
15-4=
16-2=
12+8
16-3=
13+1 = 18-0=
15-1 = 13+5=
14+2=
12+5
15-5=
14-1 = 16-0=
10+5=
13-3=
12-1 =
11-1
18+2=
17-6=
15+3=
14+6=
19-0=
15+1 =
15+2=
11+9=
12+3=
12+5=
18-8=
12+7=
12+4=
13-2
17-1 =
11+4=
13+3=
17-2=
10+6
=
17-3=
14+