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분수: 분모 2자리 덧셈4분수2

1
4 27
+
2 27
=
6 27
4
+
2
=
2 9
2
2 60
+
5 60
=
7 60
3
5 15
+
2 15
=
7 15
4
2 98
+
9 98
=
11 98
5
9 41
+
3 41
=
12 41
6
3 27
+
2 27
=
5 27
7
2 50
+
5 50
=
7 50
8
9 15
+
7 15
=
16 15
9
7 74
+
1 74
=
8 74
7
+
1
=
4 37
10
1 51
+
7 51
=
8 51
11
7 25
+
4 25
=
11 25
12
4 14
+
2 14
=
6 14
4
+
2
=
3 7
13
2 38
+
1 38
=
3 38
14
1 93
+
2 93
=
3 93
1
+
2
=
1 31
15
2 47
+
6 47
=
8 47