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분수: 분모 2자리 덧셈2분수7

1
2 75
+
5 75
=
7 75
2
5 27
+
8 27
=
13 27
3
8 64
+
4 64
=
12 64
8
+
4
=
3 16
4
4 16
+
3 16
=
7 16
5
3 31
+
8 31
=
11 31
6
8 19
+
9 19
=
17 19
7
9 12
+
3 12
=
12 12
9
+
3
=
1 1
8
3 57
+
5 57
=
8 57
9
2 54
+
7 54
=
9 54
2
+
7
=
1 6
10
7 21
+
4 21
=
11 21
11
4 54
+
6 54
=
10 54
4
+
6
=
5 27
12
6 59
+
7 59
=
13 59
13
7 27
+
4 27
=
11 27
14
4 32
+
1 32
=
5 32
15
1 71
+
3 71
=
4 71