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분수: 분모 2자리 덧셈4분수7

1
4 79
+
1 79
=
5 79
2
4 11
+
7 11
=
11 11
4
+
7
=
1 1
3
7 50
+
2 50
=
9 50
4
2 34
+
5 34
=
7 34
5
5 74
+
2 74
=
7 74
6
2 53
+
1 53
=
3 53
7
1 44
+
3 44
=
4 44
1
+
3
=
1 11
8
3 50
+
1 50
=
4 50
3
+
1
=
2 25
9
1 49
+
4 49
=
5 49
10
4 62
+
7 62
=
11 62
11
7 38
+
3 38
=
10 38
7
+
3
=
5 19
12
3 35
+
2 35
=
5 35
3
+
2
=
1 7
13
7 26
+
5 26
=
12 26
7
+
5
=
6 13
14
5 37
+
8 37
=
13 37
15
8 16
+
7 16
=
15 16