20以内加减法口算题.docx

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