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분수: 분모 2자리 덧셈4분수7

1
4 71
+
3 71
=
7 71
2
3 94
+
5 94
=
8 94
3
+
5
=
4 47
3
5 91
+
1 91
=
6 91
4
1 41
+
8 41
=
9 41
5
3 83
+
7 83
=
10 83
6
7 17
+
1 17
=
8 17
7
1 35
+
8 35
=
9 35
8
8 21
+
3 21
=
11 21
9
3 22
+
2 22
=
5 22
10
2 31
+
5 31
=
7 31
11
9 45
+
6 45
=
15 45
9
+
6
=
1 3
12
6 35
+
9 35
=
15 35
6
+
9
=
3 7
13
9 25
+
1 25
=
10 25
9
+
1
=
2 5
14
1 61
+
8 61
=
9 61
15
8 24
+
4 24
=
12 24
8
+
4
=
1 2