Kopfrechnen

Kopfrechnen

  
Rechne rasch und richtig! Mein Tipp: Nimm nur die Tabulator-Taste und den Ziffernblock!
1 + = 8
3 + = 8
5 + 5 =
6 + = 10
7 - 0 =
8 - 4 =
9 - 4 =
10 - 2 =
0 + = 7
0 + 90 =
10 + 60 =
10 + 5 =
11 + = 14
11 + = 16
12 + 7 =
12 + 1 =
14 + 4 =
13 + 2 =
14 + = 14
15 + 4 =
16 + 0 =
17 + = 17
18 - 6 =
19 - 1 =
20 + 40 =
20 + = 30
20 + 6 =
20 + 30 =
20 - 6 =
21 + 3 =
22 + = 23
28 - 7 =
29 - 9 =
30 - 3 =
40 - 20 =
50 + 40 =
60 - 10 =
70 - 60 =
80 - 60 =
90 - 90 =
100 - 40 =
5 + 7 =
7 + 7 =
9 + 8 =
11 - 2 =
13 + 10 =
14 - 8 =
15 - 9 =
16 + 9 =
18 + 10 =
19 + 2 =
22 - 3 =
23 - 10 =
26 - 9 =