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분수: 분모 2자리 덧셈2분수5

1
2 57
+
1 57
=
3 57
2
+
1
=
1 19
2
1 56
+
4 56
=
5 56
3
4 61
+
7 61
=
11 61
4
7 19
+
6 19
=
13 19
5
6 25
+
1 25
=
7 25
6
1 60
+
2 60
=
3 60
1
+
2
=
1 20
7
2 50
+
9 50
=
11 50
8
9 51
+
8 51
=
17 51
9
+
8
=
1 3
9
8 50
+
4 50
=
12 50
8
+
4
=
6 25
10
6 42
+
4 42
=
10 42
6
+
4
=
5 21
11
4 44
+
7 44
=
11 44
4
+
7
=
1 4
12
7 15
+
6 15
=
13 15
13
6 48
+
3 48
=
9 48
6
+
3
=
3 16
14
3 23
+
4 23
=
7 23
15
4 25
+
1 25
=
5 25
4
+
1
=
1 5