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분수: 분모 2자리 덧셈4분수8

1
4 88
+
2 88
=
6 88
4
+
2
=
3 44
2
2 65
+
3 65
=
5 65
2
+
3
=
1 13
3
3 74
+
2 74
=
5 74
4
2 35
+
5 35
=
7 35
2
+
5
=
1 5
5
5 42
+
8 42
=
13 42
6
1 18
+
3 18
=
4 18
1
+
3
=
2 9
7
3 16
+
5 16
=
8 16
3
+
5
=
1 2
8
5 15
+
6 15
=
11 15
9
6 34
+
9 34
=
15 34
10
9 62
+
8 62
=
17 62
11
8 62
+
9 62
=
17 62
12
9 53
+
5 53
=
14 53
13
5 62
+
9 62
=
14 62
5
+
9
=
7 31
14
9 18
+
4 18
=
13 18
15
4 20
+
5 20
=
9 20