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분수: 분모 2자리 덧셈2분수3

1
2 34
+
7 34
=
9 34
2
7 45
+
2 45
=
9 45
7
+
2
=
1 5
3
2 55
+
6 55
=
8 55
4
6 49
+
1 49
=
7 49
6
+
1
=
1 7
5
1 24
+
4 24
=
5 24
6
4 12
+
2 12
=
6 12
4
+
2
=
1 2
7
2 43
+
8 43
=
10 43
8
8 23
+
6 23
=
14 23
9
6 72
+
9 72
=
15 72
6
+
9
=
5 24
10
9 62
+
3 62
=
12 62
9
+
3
=
6 31
11
3 73
+
2 73
=
5 73
12
9 12
+
8 12
=
17 12
13
8 71
+
5 71
=
13 71
14
5 12
+
2 12
=
7 12
15
2 43
+
3 43
=
5 43