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분수: 분모 2자리 덧셈4분수2

1
2 24
+
7 24
=
9 24
2
+
7
=
3 8
2
7 93
+
2 93
=
9 93
7
+
2
=
3 31
3
2 37
+
6 37
=
8 37
4
6 43
+
7 43
=
13 43
5
7 55
+
3 55
=
10 55
7
+
3
=
2 11
6
1 63
+
2 63
=
3 63
1
+
2
=
1 21
7
7 12
+
4 12
=
11 12
8
4 38
+
3 38
=
7 38
9
3 47
+
1 47
=
4 47
10
1 36
+
7 36
=
8 36
1
+
7
=
2 9
11
7 63
+
8 63
=
15 63
7
+
8
=
5 21
12
8 51
+
9 51
=
17 51
8
+
9
=
1 3
13
9 32
+
8 32
=
17 32
14
8 50
+
4 50
=
12 50
8
+
4
=
6 25
15
4 37
+
1 37
=
5 37