(共18张PPT)
10的游戏
说出和10有关的加法算式
1
+
9
=
10
2
8
+
=
10
3
7
+
=
10
4
6
+
=
10
5
+
=
10
5
0
+
=
10
10
说出和10有关的加法算式
把加法算式改写成减法算式
10
-
10
=
0
10
-
9
=
1
10
-
8
=
2
10
-
7
=
3
10
-
6
=
4
10
-
5
=
5
1
+
9
=
10
2
8
+
=
10
3
7
+
=
10
4
6
+
=
10
5
+
=
10
5
0
+
=
10
10
说出和10有关的加法算式
把加法算式改写成减法算式
=
0
10
-
10
10
-
9
=
1
10
-
8
=
2
=
3
10
-
7
10
-
6
=
4
10
-
5
=
5
1
+
9
=
10
2
8
+
=
10
3
7
+
=
10
4
6
+
=
10
5
+
=
10
5
0
+
=
10
10
8
6
4
2
9
7
5
3
10
7
4
1
9
6
3
0
6
5
4
3
9
2
7
10
4
3
2
1
8
0
6
10
从 开始
10
向 跳 格
7
左
到 结束
3
3
5
4
9
4
1
5
6
5
10
6
4
6
-
-
3
3
0
3
凑10