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분수: 분모 2자리 덧셈2분수7

1
2 71
+
5 71
=
7 71
2
5 54
+
9 54
=
14 54
5
+
9
=
7 27
3
9 80
+
1 80
=
10 80
9
+
1
=
1 8
4
9 51
+
7 51
=
16 51
5
7 95
+
9 95
=
16 95
6
9 23
+
5 23
=
14 23
7
5 25
+
4 25
=
9 25
8
4 56
+
1 56
=
5 56
9
1 55
+
3 55
=
4 55
10
3 58
+
2 58
=
5 58
11
2 79
+
5 79
=
7 79
12
5 31
+
1 31
=
6 31
13
1 56
+
5 56
=
6 56
1
+
5
=
3 28
14
5 47
+
2 47
=
7 47
15
2 21
+
5 21
=
7 21
2
+
5
=
1 3