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분수: 분모 2자리 덧셈4분수1

1
4 17
+
5 17
=
9 17
2
5 18
+
4 18
=
9 18
5
+
4
=
1 2
3
4 65
+
3 65
=
7 65
4
3 25
+
8 25
=
11 25
5
8 61
+
2 61
=
10 61
6
2 63
+
8 63
=
10 63
7
8 11
+
4 11
=
12 11
8
4 24
+
9 24
=
13 24
9
9 20
+
5 20
=
14 20
9
+
5
=
7 10
10
5 42
+
1 42
=
6 42
5
+
1
=
1 7
11
1 44
+
8 44
=
9 44
12
2 58
+
1 58
=
3 58
13
1 95
+
2 95
=
3 95
14
2 99
+
3 99
=
5 99
15
3 74
+
9 74
=
12 74
3
+
9
=
6 37