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