20以内进位加法口算算理分解填空.docx

文档介绍：1 / 5
10
9
+
=
15
10
9
+
=
13
10
9
+
=
11
　　　 　　 　 　 　 　　
10
9
+
=
14
10
9
+
=
121 / 5
10
9
+
=
15
10
9
+
=
13
10
9
+
=
11
　　　 　　 　 　 　 　　
10
9
+
=
14
10
9
+
=
12
10
9
+
=
17
　 　　　 　
10
8
+
=
11
10
9
+
=
18
10
9
+
=
16
　 　 　 　　 　　
10
8
+
=
17
10
8
+
=
15
10
8
+
=
13
　 　　 　　
10
8
+
=
16
10
8
+
=
12
10
8
+
=
14
　　
2 / 5
10
7
+
=
15
10
7
+
=
13
10
7
+
=
11
　　 　 　　 　 　
10
7
+
=
16
10
7
+
=
14
10
7
+
=
12
　 　 　
10
6
+
=
15
10
6
+
=
13
10
6
+
=
11
　 　 　
10
5
+
=
11
10
6
+
=
14
10
6
+
=
12
　 　 　 　 　
10
4
+
=
11
10
5
+
=
13
10
5
+
=
12
3 / 5
=
11
9
+
10
10
4
+
=
13
10
4
+
=
12
　 　　 　 　 　 　
=
17
9
+
10
=
13
9
+
10
=
15
9
+
10
=
14
9
+
10
=
16
9
+
10
=
12
9
+
10

　　
　　　 　　 　 　　 　 　
=
15
8
+
10
=
17
8
+
10
=
18
9
+
10
=
11
8
+
10
=
13
8
+
10
=
12
8
+
10
　　 　　　　
　 　　 　　　
4 / 5
=
15
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