Addition und Subtraktion von Zahlen bis 100

Die Zeit läuft 00:00

70
-
8
=
21
+
8
=
98
-
7
=
63
+
6
=
85
-
3
=
56
+
7
=
26
+
3
=
78
+
5
=
89
-
0
=
20
-
5
=
71
-
2
=
92
-
9
=
94
-
4
=
18
+
7
=
79
-
8
=
61
+
10
=
86
+
2
=
64
+
8
=
24
+
2
=
51
-
10
=
neu starten  
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