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분수: 분모 2자리 덧셈9분수8

1
9 81
+
4 81
=
13 81
2
3 45
+
6 45
=
9 45
3
+
6
=
1 5
3
6 34
+
2 34
=
8 34
6
+
2
=
4 17
4
5 42
+
1 42
=
6 42
5
+
1
=
1 7
5
1 14
+
2 14
=
3 14
6
1 40
+
2 40
=
3 40
7
2 44
+
3 44
=
5 44
8
3 55
+
4 55
=
7 55
9
7 24
+
4 24
=
11 24
10
4 24
+
2 24
=
6 24
4
+
2
=
1 4
11
2 73
+
9 73
=
11 73
12
9 31
+
8 31
=
17 31
13
8 19
+
2 19
=
10 19
14
2 46
+
4 46
=
6 46
2
+
4
=
3 23
15
4 53
+
3 53
=
7 53