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분수: 분모 2자리 덧셈3분수1

1
3 12
+
4 12
=
7 12
2
4 74
+
1 74
=
5 74
3
6 13
+
1 13
=
7 13
4
1 54
+
6 54
=
7 54
5
6 61
+
1 61
=
7 61
6
1 24
+
2 24
=
3 24
1
+
2
=
1 8
7
2 53
+
7 53
=
9 53
8
7 43
+
5 43
=
12 43
9
5 28
+
2 28
=
7 28
5
+
2
=
1 4
10
2 10
+
3 10
=
5 10
2
+
3
=
1 2
11
3 26
+
2 26
=
5 26
12
2 40
+
5 40
=
7 40
13
5 10
+
6 10
=
11 10
14
6 21
+
3 21
=
9 21
6
+
3
=
3 7
15
3 93
+
7 93
=
10 93