文档介绍：2+1=
1+2=
2+2=
1+4=
2+4=
3+2=
1+3=
1+5=
4+2=
2+3=
1+1=
4+1=
5+1=
2+4=
1+2=
2+3=
2+4=
4+2=
1+5=
3+1=
1+4=
4+2=
2+3=
5+1=
3+3=
2+4=
3+2=
2+3=
3+1=
1+5=
4+1=
3+0=
1+4=
1+3=
1+0=
1+1=
4+3=
0+0=
3+2=
2+3=
0+4=
2+2=
2+1=
4+1=
3+1=
2+4=
0+3=
0+2=
2+0=
4+3=
2+5=
3+4=
2+6=
4+5=
2+6=
6+3=
1+5=
3+5=
0+0=
8+0=
0+2=
1+4二
4+0=
0+3=
0+1=
1+0=
2+0=
2+2=
1+6=
1+3=
5+2=
6+0=
3+1=
3+2=
4+4=
3+6=
2+4=
2+7=
4+5=
6+2=
3+5=
7+1=
1+8=
2+5=
4-2=
4-3=
5-3=
2-0=
1-0=
3-1=
5-2=
3-2=
4-1=
2-0=
1-1=
6-2=
5-4=
5+3=
5-2=
6-1=
2-1=
4-1=
6-4=
6-5=
6-3=
4+1=
6-2=
5-1=
4-2=
6-0=
4-0=
3-2=
5-2=
8-2=
2-0=
1+1=
5+4=
8-3=
4+3=
1-0=
3-0=
3+2=
4+2=
3+0=
2-0=
1+4=
3+1=
3-0=
5-3=
7+3=
7+2=
4-1=
6-2=
6+4=
5+3=
7-4=
3+2=
5+5=
5-4=
8-2=
9-3=
8+2=
8+1=
5+5=
9-1=
9-0=
5-3=
4-2=
5-2=
6+3=
3-2=
2+2=
8-3=
7-3=
4+2=
5=
2=
5-2=
4-2=
5+3=
4+2=
9+0=
6+3=9-6=
3+6=
3+2=
1+0=
2=
3+5=
5-1=
9-4=
5+4=
2+6=
5-2=
2+6=
5-2=
5-5=
7=
6=
3+7=
10 — 6 =
5 — 2 =
6 + 3 =
8 + 2 =
7—4 =
7-3 =
10 — 4 =
10-3 =
10-8 =
5 + 5 =
10-1 =
8 + 2 =
10 — 6 =
8-1 =
6+4 =
9-6 =
10—4 =
6 — 3 =
9-0-5=
9-6+4=
9-6-3=
10-1 =
3-2 =
6 + 3 =
6 + 2 =
7-5 =
7-1 =
10 — 2 =
8-3 =
10-0 =
5 + 3 =
10-5 =
8 + 2 =
1+6 =
8-6 =
6+4 =
9-1 =
1+4 =
6+2 =
8+1=
10-7 =
5 + 3 =
6 + 3 =
0 + 2 =
2 + 5 =
4+4 =
10-5 =
7-1 =
4 + 3 =
9-6 =
8-7 =
6+4 =
8-3 =
9-5 =
10-0 =
0 + 3 =
5 + 2 =
9-6+5=
7-6+4=
8-6-1=
4+2+1=
1+6-2=
3+7-6=
8-7+5=
5-4+4=
5+4-8=
4+1-0=
2+4-1=
2+4+4=
0+9-5=
6+1-2=
6+4-0=
+7 — 6 =
5—4 =
6 + 0 =
8 + 0-2 =
7-3 =
7-7 =
9 — 3+3 =
4+5 =
1+9 =
5 + 2+1 =
9 — 2 =
9 + 0 =
8-3+5 =
8 — 6 =
5 + 5 =
10 — 3-3 =
6 — 2 =
1 + 7 =
4+4-6 =
7 + 2 =
5 + 3 =
1+7 =
8-8 =
6+4-2 =
9-5 =
10-8 =
6-3+5 =
8-4 =
10-7 =
5+4-7 =
6 + 2 =
5+4 =
2 + 5+2 =
5 + 5 =
6-5 =
7-4+5 =
4 + 6 =
10 — 6 =