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분수: 분모 2자리 덧셈3분수1

1
3 16
+
2 16
=
5 16
2
7 22
+
3 22
=
10 22
7
+
3
=
5 11
3
3 74
+
8 74
=
11 74
4
8 17
+
7 17
=
15 17
5
7 22
+
6 22
=
13 22
6
6 40
+
1 40
=
7 40
7
1 40
+
5 40
=
6 40
1
+
5
=
3 20
8
5 45
+
4 45
=
9 45
5
+
4
=
1 5
9
4 63
+
3 63
=
7 63
4
+
3
=
1 9
10
3 18
+
5 18
=
8 18
3
+
5
=
4 9
11
5 70
+
1 70
=
6 70
5
+
1
=
3 35
12
1 63
+
2 63
=
3 63
1
+
2
=
1 21
13
2 30
+
5 30
=
7 30
14
5 74
+
1 74
=
6 74
5
+
1
=
3 37
15
1 81
+
5 81
=
6 81
1
+
5
=
2 27