Kopfrechnen

Kopfrechnen

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