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분수: 분모 2자리 덧셈3분수4

1
3 40
+
1 40
=
4 40
3
+
1
=
1 10
2
1 41
+
8 41
=
9 41
3
8 83
+
3 83
=
11 83
4
3 50
+
9 50
=
12 50
3
+
9
=
6 25
5
9 57
+
5 57
=
14 57
6
5 84
+
1 84
=
6 84
5
+
1
=
1 14
7
1 41
+
4 41
=
5 41
8
4 62
+
3 62
=
7 62
9
3 18
+
4 18
=
7 18
10
4 81
+
7 81
=
11 81
11
7 35
+
5 35
=
12 35
12
5 43
+
6 43
=
11 43
13
6 14
+
2 14
=
8 14
6
+
2
=
4 7
14
3 42
+
1 42
=
4 42
3
+
1
=
2 21
15
1 36
+
5 36
=
6 36
1
+
5
=
1 6