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분수: 분모 2자리 덧셈4분수7

1
4 75
+
1 75
=
5 75
4
+
1
=
1 15
2
1 64
+
9 64
=
10 64
1
+
9
=
5 32
3
9 55
+
4 55
=
13 55
4
4 51
+
2 51
=
6 51
4
+
2
=
2 17
5
2 18
+
3 18
=
5 18
6
3 19
+
4 19
=
7 19
7
4 38
+
1 38
=
5 38
8
1 85
+
7 85
=
8 85
9
7 14
+
8 14
=
15 14
10
8 32
+
5 32
=
13 32
11
7 53
+
8 53
=
15 53
12
8 11
+
4 11
=
12 11
13
4 27
+
6 27
=
10 27
14
1 56
+
4 56
=
5 56
15
4 22
+
2 22
=
6 22
4
+
2
=
3 11