loading.....

분수: 분모가 다른 덧셈3분수3

1
3 4
+
1 5
=
19 20
2
3 9
+
1 4
=
21 36
3
+
1
=
7 12
3
1 4
+
6 2
=
13 4
4
4 9
+
1 4
=
25 36
5
1 4
+
5 7
=
27 28
6
5 7
+
4 2
=
38 14
5
+
4
=
19 7
7
4 2
+
2 6
=
14 6
4
+
2
=
7 3
8
2 6
+
6 4
=
22 12
2
+
6
=
11 6
9
4 4
+
1 3
=
16 12
4
+
1
=
4 3
10
1 3
+
9 7
=
34 21
11
9 7
+
3 6
=
75 42
9
+
3
=
25 14
12
6 3
+
4 4
=
36 12
6
+
4
=
3
13
4 4
+
2 2
=
8 4
4
+
2
=
2
14
2 2
+
8 9
=
34 18
2
+
8
=
17 9
15
8 9
+
1 3
=
11 9