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분수: 분모 2자리 덧셈1분수9

1
1 90
+
2 90
=
3 90
1
+
2
=
1 30
2
2 21
+
9 21
=
11 21
3
9 64
+
1 64
=
10 64
9
+
1
=
5 32
4
1 46
+
2 46
=
3 46
5
2 16
+
3 16
=
5 16
6
3 81
+
1 81
=
4 81
7
9 13
+
1 13
=
10 13
8
1 49
+
5 49
=
6 49
9
7 65
+
6 65
=
13 65
7
+
6
=
1 5
10
6 52
+
2 52
=
8 52
6
+
2
=
2 13
11
4 42
+
7 42
=
11 42
12
7 24
+
6 24
=
13 24
13
6 44
+
4 44
=
10 44
6
+
4
=
5 22
14
4 15
+
6 15
=
10 15
4
+
6
=
2 3
15
6 14
+
8 14
=
14 14
6
+
8
=
1 1