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분수: 분모 2자리 덧셈4분수4

1
4 40
+
1 40
=
5 40
4
+
1
=
1 8
2
3 61
+
7 61
=
10 61
3
7 82
+
4 82
=
11 82
4
4 21
+
5 21
=
9 21
4
+
5
=
3 7
5
5 92
+
7 92
=
12 92
5
+
7
=
3 23
6
7 38
+
4 38
=
11 38
7
4 23
+
5 23
=
9 23
8
5 35
+
7 35
=
12 35
9
7 12
+
9 12
=
16 12
7
+
9
=
4 3
10
9 64
+
2 64
=
11 64
11
7 72
+
3 72
=
10 72
7
+
3
=
5 36
12
3 65
+
4 65
=
7 65
13
3 84
+
6 84
=
9 84
3
+
6
=
3 28
14
6 55
+
5 55
=
11 55
6
+
5
=
1 5
15
5 31
+
6 31
=
11 31