Klapptest: Brüche addieren

1)
1
6
+
1
3
=
1
6
+
2
6
=
1
2
2)
1
6
+
4
5
=
5
30
+
24
30
=
29
30
3)
1
10
+
4
5
=
1
10
+
8
10
=
9
10
4)
7
2
+
7
8
=
28
8
+
7
8
=
35
8
5)
1
9
+
7
8
=
8
72
+
63
72
=
71
72
6)
4
9
+
8
15
=
20
45
+
24
45
=
44
45
7)
1
2
+
5
2
=
1
2
+
5
2
= 3
8)
3
2
+
1
6
=
9
6
+
1
6
=
5
3
9)
3
8
+
1
14
=
21
56
+
4
56
=
25
56
10)
8
9
+
3
2
=
16
18
+
27
18
=
43
18
11)
3
11
+
2
3
=
9
33
+
22
33
=
31
33
12)
1
3
+
9
2
=
2
6
+
27
6
=
29
6
13)
1
9
+
2
5
=
5
45
+
18
45
=
23
45
14)
2
3
+
1
2
=
4
6
+
3
6
=
7
6
15)
1
9
+
4
5
=
5
45
+
36
45
=
41
45
16)
5
9
+
1
4
=
20
36
+
9
36
=
29
36
17)
1
12
+
7
13
=
13
156
+
84
156
=
97
156
18)
7
2
+
4
7
=
49
14
+
8
14
=
57
14