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분수: 분모 2자리 덧셈1분수3

1
1 31
+
9 31
=
10 31
2
9 31
+
5 31
=
14 31
3
5 92
+
3 92
=
8 92
5
+
3
=
2 23
4
3 74
+
1 74
=
4 74
3
+
1
=
2 37
5
1 21
+
2 21
=
3 21
1
+
2
=
1 7
6
2 90
+
4 90
=
6 90
2
+
4
=
1 15
7
4 16
+
3 16
=
7 16
8
3 14
+
1 14
=
4 14
3
+
1
=
2 7
9
8 21
+
3 21
=
11 21
10
3 36
+
6 36
=
9 36
3
+
6
=
1 4
11
6 39
+
4 39
=
10 39
12
4 30
+
1 30
=
5 30
4
+
1
=
1 6
13
1 37
+
3 37
=
4 37
14
5 83
+
1 83
=
6 83
15
1 84
+
6 84
=
7 84
1
+
6
=
1 12