(共17张PPT)
七
加与减(二)
复习课件
单元回顾
4+7=
8+5=
6+4=
13-5=
9+2=
7+6=
4+9=
12-6=
12-9=
11-3=
10-6=
9+9=
11
13
10
8
11
13
13
6
3
8
4
18
12枝铅笔
12
–
3
9
看图列式计算
几支铅笔?
11本书
11
–
4
7
几本书?
找朋友
8+9
9+5
9+8
5+8
7+7
7+6
练一练
3
+
9
=
+
=
12-
=
12
-
=
9
3
12
12
3
9
9
3
练一练
+
5
=
+
=
-
7
=
12
-
5
=
5
7
12
5
7
12
答:笑笑摘得多,多9个。
16-7
=
9(个)
17
-
9
8
(朵)
17
9
11
-
5
6
6
14
-
5
9
12
-
4
8
5
11
15
11
5
6
6
15
5
10
10
5
11
15
5
-9
9
11
6
2
11
6
-
5
5
11
2
+
13
13
11
6
11
2
6
+
6
7
+
5
8
+
4
9
+
3
=
12
10
+
2
=
12
11
+
1
=
12
12
+
0
=
12
12
-
0
=
12
13
-
1
=
12
14
-
2
=
12
...
7
+
7
8
+
6
9
+
5
14=
10
+
4
...
14=
11
+
3
14=
12
+
2
14=
13
+
1
14=
14
+
0
14=
14
-
0
14=
15
-
1
14=
16
-
2
谢
谢