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분수: 분모 2자리 덧셈4분수7

1
4 70
+
2 70
=
6 70
4
+
2
=
3 35
2
6 82
+
4 82
=
10 82
6
+
4
=
5 41
3
4 36
+
3 36
=
7 36
4
3 93
+
5 93
=
8 93
5
5 18
+
8 18
=
13 18
6
8 48
+
1 48
=
9 48
8
+
1
=
3 16
7
1 57
+
5 57
=
6 57
1
+
5
=
2 19
8
5 47
+
2 47
=
7 47
9
3 12
+
4 12
=
7 12
10
4 52
+
6 52
=
10 52
4
+
6
=
5 26
11
6 19
+
3 19
=
9 19
12
3 56
+
2 56
=
5 56
13
2 89
+
4 89
=
6 89
14
4 89
+
3 89
=
7 89
15
3 84
+
8 84
=
11 84