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분수: 분모 2자리 덧셈4분수4

1
4 49
+
7 49
=
11 49
2
7 22
+
4 22
=
11 22
7
+
4
=
1 2
3
4 55
+
6 55
=
10 55
4
+
6
=
2 11
4
6 11
+
4 11
=
10 11
5
5 42
+
1 42
=
6 42
5
+
1
=
1 7
6
1 14
+
3 14
=
4 14
1
+
3
=
2 7
7
3 12
+
1 12
=
4 12
3
+
1
=
1 3
8
1 59
+
3 59
=
4 59
9
3 45
+
1 45
=
4 45
10
1 13
+
2 13
=
3 13
11
2 99
+
3 99
=
5 99
12
3 77
+
2 77
=
5 77
13
2 62
+
4 62
=
6 62
2
+
4
=
3 31
14
4 26
+
3 26
=
7 26
15
3 18
+
6 18
=
9 18
3
+
6
=
1 2