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분수: 분모 2자리 덧셈2분수8

1
2 84
+
4 84
=
6 84
2
+
4
=
1 14
2
4 66
+
1 66
=
5 66
3
1 88
+
6 88
=
7 88
4
6 30
+
2 30
=
8 30
6
+
2
=
4 15
5
2 73
+
1 73
=
3 73
6
1 17
+
3 17
=
4 17
7
3 55
+
9 55
=
12 55
8
9 84
+
3 84
=
12 84
9
+
3
=
1 7
9
3 33
+
6 33
=
9 33
3
+
6
=
3 11
10
6 72
+
9 72
=
15 72
6
+
9
=
5 24
11
9 95
+
4 95
=
13 95
12
4 85
+
7 85
=
11 85
13
7 81
+
1 81
=
8 81
14
3 81
+
4 81
=
7 81
15
4 41
+
6 41
=
10 41