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분수: 분모 2자리 덧셈7분수5

1
7 52
+
4 52
=
11 52
2
4 25
+
8 25
=
12 25
3
8 49
+
4 49
=
12 49
4
4 46
+
6 46
=
10 46
4
+
6
=
5 23
5
6 33
+
1 33
=
7 33
6
1 51
+
3 51
=
4 51
7
3 36
+
1 36
=
4 36
3
+
1
=
1 9
8
3 71
+
1 71
=
4 71
9
1 64
+
7 64
=
8 64
1
+
7
=
1 8
10
7 33
+
6 33
=
13 33
11
6 38
+
5 38
=
11 38
12
5 49
+
3 49
=
8 49
13
3 77
+
6 77
=
9 77
14
6 34
+
5 34
=
11 34
15
5 29
+
4 29
=
9 29