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분수: 분모 2자리 덧셈4분수5

1
4 53
+
7 53
=
11 53
2
2 37
+
7 37
=
9 37
3
7 32
+
2 32
=
9 32
4
1 92
+
3 92
=
4 92
1
+
3
=
1 23
5
3 43
+
4 43
=
7 43
6
4 84
+
2 84
=
6 84
4
+
2
=
1 14
7
2 23
+
7 23
=
9 23
8
7 21
+
4 21
=
11 21
9
4 25
+
7 25
=
11 25
10
7 33
+
8 33
=
15 33
7
+
8
=
5 11
11
8 37
+
3 37
=
11 37
12
3 40
+
2 40
=
5 40
3
+
2
=
1 8
13
2 17
+
1 17
=
3 17
14
1 12
+
5 12
=
6 12
1
+
5
=
1 2
15
5 67
+
1 67
=
6 67