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분수: 분모 2자리 덧셈1분수7

1
1 72
+
4 72
=
5 72
2
6 24
+
8 24
=
14 24
6
+
8
=
7 12
3
8 71
+
7 71
=
15 71
4
7 86
+
3 86
=
10 86
7
+
3
=
5 43
5
3 84
+
2 84
=
5 84
6
2 24
+
3 24
=
5 24
7
3 23
+
7 23
=
10 23
8
7 24
+
4 24
=
11 24
9
4 88
+
9 88
=
13 88
10
9 29
+
6 29
=
15 29
11
6 14
+
8 14
=
14 14
6
+
8
=
1 1
12
8 72
+
1 72
=
9 72
8
+
1
=
1 8
13
5 91
+
1 91
=
6 91
14
1 15
+
9 15
=
10 15
1
+
9
=
2 3
15
9 55
+
5 55
=
14 55