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분수: 분모 2자리 덧셈4분수4

1
4 43
+
5 43
=
9 43
2
5 81
+
3 81
=
8 81
3
3 36
+
7 36
=
10 36
3
+
7
=
5 18
4
7 48
+
8 48
=
15 48
7
+
8
=
5 16
5
8 12
+
3 12
=
11 12
6
3 28
+
6 28
=
9 28
7
6 12
+
3 12
=
9 12
6
+
3
=
3 4
8
3 17
+
2 17
=
5 17
9
2 69
+
4 69
=
6 69
2
+
4
=
2 23
10
4 38
+
6 38
=
10 38
4
+
6
=
5 19
11
6 21
+
1 21
=
7 21
6
+
1
=
1 3
12
1 98
+
4 98
=
5 98
13
4 54
+
2 54
=
6 54
4
+
2
=
1 9
14
2 65
+
3 65
=
5 65
2
+
3
=
1 13
15
3 87
+
2 87
=
5 87