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분수: 분모 2자리 덧셈1분수3

1
3 11
+
8 11
=
11 11
3
+
8
=
1 1
2
8 23
+
1 23
=
9 23
3
1 89
+
3 89
=
4 89
4
3 14
+
2 14
=
5 14
5
2 43
+
5 43
=
7 43
6
5 55
+
2 55
=
7 55
7
4 52
+
9 52
=
13 52
4
+
9
=
1 4
8
9 74
+
1 74
=
10 74
9
+
1
=
5 37
9
1 48
+
2 48
=
3 48
1
+
2
=
1 16
10
4 32
+
7 32
=
11 32
11
7 57
+
4 57
=
11 57
12
4 41
+
3 41
=
7 41
13
3 73
+
2 73
=
5 73
14
2 20
+
3 20
=
5 20
2
+
3
=
1 4
15
7 33
+
8 33
=
15 33
7
+
8
=
5 11