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분수: 분모 2자리 덧셈1분수1

1
1 19
+
2 19
=
3 19
2
2 54
+
3 54
=
5 54
3
3 72
+
2 72
=
5 72
4
2 93
+
5 93
=
7 93
5
5 15
+
1 15
=
6 15
5
+
1
=
2 5
6
1 21
+
2 21
=
3 21
1
+
2
=
1 7
7
1 12
+
7 12
=
8 12
1
+
7
=
2 3
8
7 50
+
5 50
=
12 50
7
+
5
=
6 25
9
5 18
+
8 18
=
13 18
10
8 63
+
1 63
=
9 63
8
+
1
=
1 7
11
3 71
+
4 71
=
7 71
12
4 24
+
7 24
=
11 24
13
7 21
+
3 21
=
10 21
14
9 31
+
3 31
=
12 31
15
3 42
+
7 42
=
10 42
3
+
7
=
5 21