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분수: 분모 2자리 덧셈7분수1

1
7 15
+
8 15
=
15 15
7
+
8
=
1 1
2
4 58
+
3 58
=
7 58
3
3 30
+
1 30
=
4 30
3
+
1
=
2 15
4
1 97
+
2 97
=
3 97
5
2 95
+
3 95
=
5 95
2
+
3
=
1 19
6
3 81
+
5 81
=
8 81
7
5 81
+
3 81
=
8 81
8
8 63
+
6 63
=
14 63
8
+
6
=
2 9
9
6 32
+
2 32
=
8 32
6
+
2
=
1 4
10
2 23
+
5 23
=
7 23
11
5 40
+
4 40
=
9 40
12
4 37
+
2 37
=
6 37
13
4 72
+
8 72
=
12 72
4
+
8
=
1 6
14
8 87
+
3 87
=
11 87
15
4 23
+
9 23
=
13 23