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분수: 분모 2자리 덧셈5분수7

1
7 45
+
4 45
=
11 45
2
4 57
+
9 57
=
13 57
3
9 24
+
6 24
=
15 24
9
+
6
=
5 8
4
6 31
+
9 31
=
15 31
5
9 23
+
4 23
=
13 23
6
4 78
+
3 78
=
7 78
7
3 49
+
2 49
=
5 49
8
2 48
+
1 48
=
3 48
2
+
1
=
1 16
9
1 51
+
5 51
=
6 51
1
+
5
=
2 17
10
4 20
+
5 20
=
9 20
11
5 31
+
4 31
=
9 31
12
4 70
+
2 70
=
6 70
4
+
2
=
3 35
13
2 14
+
1 14
=
3 14
14
1 36
+
9 36
=
10 36
1
+
9
=
5 18
15
9 61
+
5 61
=
14 61