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분수: 분모 2자리 덧셈3분수7

1
7 53
+
9 53
=
16 53
2
9 35
+
2 35
=
11 35
3
2 47
+
5 47
=
7 47
4
5 70
+
4 70
=
9 70
5
4 90
+
6 90
=
10 90
4
+
6
=
1 9
6
3 76
+
4 76
=
7 76
7
4 31
+
1 31
=
5 31
8
1 30
+
2 30
=
3 30
1
+
2
=
1 10
9
2 56
+
5 56
=
7 56
2
+
5
=
1 8
10
5 49
+
3 49
=
8 49
11
3 19
+
5 19
=
8 19
12
5 93
+
3 93
=
8 93
13
3 39
+
2 39
=
5 39
14
2 23
+
3 23
=
5 23
15
3 75
+
8 75
=
11 75